291878559

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:426

約数の個数: 80

約数和(自身を含む): 534428928

約数和(自身を除く): 242550369

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 107, 119, 153, 189, 283, 321, 357, 459, 567, 749, 849, 963, 1071, 1377, 1819, 1981, 2247, 2547, 2889, 3213, 4811, 5457, 5943, 6741, 7641, 8667, 9639, 12733, 14433, 16371, 17829, 20223, 22923, 30281, 33677, 38199, 43299, 49113, 53487, 60669, 90843, 101031, 114597, 129897, 147339, 160461, 211967, 272529, 303093, 343791, 389691, 514777, 635901, 817587, 909279, 1031373, 1544331, 1907703, 2452761, 2727837, 3603439, 4632993, 5723109, 10810317, 13898979, 17169327, 32430951, 41696937, 97292853, 291878559]

約数ペア:

[(1, 291878559), (3, 97292853), (7, 41696937), (9, 32430951), (17, 17169327), (21, 13898979), (27, 10810317), (51, 5723109), (63, 4632993), (81, 3603439), (107, 2727837), (119, 2452761), (153, 1907703), (189, 1544331), (283, 1031373), (321, 909279), (357, 817587), (459, 635901), (567, 514777), (749, 389691), (849, 343791), (963, 303093), (1071, 272529), (1377, 211967), (1819, 160461), (1981, 147339), (2247, 129897), (2547, 114597), (2889, 101031), (3213, 90843), (4811, 60669), (5457, 53487), (5943, 49113), (6741, 43299), (7641, 38199), (8667, 33677), (9639, 30281), (12733, 22923), (14433, 20223), (16371, 17829)]