891391139604

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{397}}^1\times {\mathrm{989999}}^1$

素因数の和:990419

約数の個数: 120

約数和(自身を含む): 2669879520000

約数和(自身を除く): 1778488380396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 397, 567, 756, 794, 1134, 1191, 1588, 2268, 2382, 2779, 3573, 4764, 5558, 7146, 8337, 10719, 11116, 14292, 16674, 21438, 25011, 32157, 33348, 42876, 50022, 64314, 75033, 100044, 128628, 150066, 225099, 300132, 450198, 900396, 989999, 1979998, 2969997, 3959996, 5939994, 6929993, 8909991, 11879988, 13859986, 17819982, 20789979, 26729973, 27719972, 35639964, 41579958, 53459946, 62369937, 80189919, 83159916, 106919892, 124739874, 160379838, 187109811, 249479748, 320759676, 374219622, 393029603, 561329433, 748439244, 786059206, 1122658866, 1179088809, 1572118412, 2245317732, 2358177618, 2751207221, 3537266427, 4716355236, 5502414442, 7074532854, 8253621663, 10611799281, 11004828884, 14149065708, 16507243326, 21223598562, 24760864989, 31835397843, 33014486652, 42447197124, 49521729978, 63670795686, 74282594967, 99043459956, 127341591372, 148565189934, 222847784901, 297130379868, 445695569802, 891391139604]

約数ペア:

[(1, 891391139604), (2, 445695569802), (3, 297130379868), (4, 222847784901), (6, 148565189934), (7, 127341591372), (9, 99043459956), (12, 74282594967), (14, 63670795686), (18, 49521729978), (21, 42447197124), (27, 33014486652), (28, 31835397843), (36, 24760864989), (42, 21223598562), (54, 16507243326), (63, 14149065708), (81, 11004828884), (84, 10611799281), (108, 8253621663), (126, 7074532854), (162, 5502414442), (189, 4716355236), (252, 3537266427), (324, 2751207221), (378, 2358177618), (397, 2245317732), (567, 1572118412), (756, 1179088809), (794, 1122658866), (1134, 786059206), (1191, 748439244), (1588, 561329433), (2268, 393029603), (2382, 374219622), (2779, 320759676), (3573, 249479748), (4764, 187109811), (5558, 160379838), (7146, 124739874), (8337, 106919892), (10719, 83159916), (11116, 80189919), (14292, 62369937), (16674, 53459946), (21438, 41579958), (25011, 35639964), (32157, 27719972), (33348, 26729973), (42876, 20789979), (50022, 17819982), (64314, 13859986), (75033, 11879988), (100044, 8909991), (128628, 6929993), (150066, 5939994), (225099, 3959996), (300132, 2969997), (450198, 1979998), (900396, 989999)]