17805909885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 30769804800

約数和(自身を除く): 12963894915

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 229, 239, 345, 529, 615, 687, 717, 943, 1145, 1195, 1587, 2645, 2829, 3435, 3585, 4715, 5267, 5497, 7935, 9389, 9799, 14145, 15801, 16491, 21689, 26335, 27485, 28167, 29397, 46945, 48995, 54731, 65067, 79005, 82455, 108445, 121141, 126431, 140835, 146985, 164193, 215947, 225377, 273655, 325335, 363423, 379293, 605705, 632155, 647841, 676131, 820965, 1079735, 1126885, 1258813, 1817115, 1896465, 2243971, 3239205, 3380655, 3776439, 4966781, 5183671, 6294065, 6731913, 11219855, 14900343, 15551013, 18882195, 24833905, 25918355, 28952699, 33659565, 51611333, 74501715, 77755065, 86858097, 144763495, 154833999, 258056665, 434290485, 774169995, 1187060659, 3561181977, 5935303295, 17805909885]

約数ペア:

[(1, 17805909885), (3, 5935303295), (5, 3561181977), (15, 1187060659), (23, 774169995), (41, 434290485), (69, 258056665), (115, 154833999), (123, 144763495), (205, 86858097), (229, 77755065), (239, 74501715), (345, 51611333), (529, 33659565), (615, 28952699), (687, 25918355), (717, 24833905), (943, 18882195), (1145, 15551013), (1195, 14900343), (1587, 11219855), (2645, 6731913), (2829, 6294065), (3435, 5183671), (3585, 4966781), (4715, 3776439), (5267, 3380655), (5497, 3239205), (7935, 2243971), (9389, 1896465), (9799, 1817115), (14145, 1258813), (15801, 1126885), (16491, 1079735), (21689, 820965), (26335, 676131), (27485, 647841), (28167, 632155), (29397, 605705), (46945, 379293), (48995, 363423), (54731, 325335), (65067, 273655), (79005, 225377), (82455, 215947), (108445, 164193), (121141, 146985), (126431, 140835)]