653430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 1638144

約数和(自身を除く): 984714

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 947, 1894, 2841, 4735, 5682, 9470, 14205, 21781, 28410, 43562, 65343, 108905, 130686, 217810, 326715, 653430]

約数ペア:

[(1, 653430), (2, 326715), (3, 217810), (5, 130686), (6, 108905), (10, 65343), (15, 43562), (23, 28410), (30, 21781), (46, 14205), (69, 9470), (115, 5682), (138, 4735), (230, 2841), (345, 1894), (690, 947)]