1655235

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 40

約数和(自身を含む): 3060816

約数和(自身を除く): 1405581

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 67, 81, 135, 183, 201, 305, 335, 405, 549, 603, 915, 1005, 1647, 1809, 2745, 3015, 4087, 4941, 5427, 8235, 9045, 12261, 20435, 24705, 27135, 36783, 61305, 110349, 183915, 331047, 551745, 1655235]

約数ペア:

[(1, 1655235), (3, 551745), (5, 331047), (9, 183915), (15, 110349), (27, 61305), (45, 36783), (61, 27135), (67, 24705), (81, 20435), (135, 12261), (183, 9045), (201, 8235), (305, 5427), (335, 4941), (405, 4087), (549, 3015), (603, 2745), (915, 1809), (1005, 1647)]