30856545

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1327

約数の個数: 40

約数和(自身を含む): 56265000

約数和(自身を除く): 25408455

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 305, 405, 549, 915, 1249, 1647, 2745, 3747, 4941, 6245, 8235, 11241, 18735, 24705, 33723, 56205, 76189, 101169, 168615, 228567, 380945, 505845, 685701, 1142835, 2057103, 3428505, 6171309, 10285515, 30856545]

約数ペア:

[(1, 30856545), (3, 10285515), (5, 6171309), (9, 3428505), (15, 2057103), (27, 1142835), (45, 685701), (61, 505845), (81, 380945), (135, 228567), (183, 168615), (305, 101169), (405, 76189), (549, 56205), (915, 33723), (1249, 24705), (1647, 18735), (2745, 11241), (3747, 8235), (4941, 6245)]