20102715

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3463}}^1$

素因数の和:3520

約数の個数: 32

約数和(自身を含む): 36579840

約数和(自身を除く): 16477125

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 3463, 5805, 10389, 17315, 31167, 51945, 93501, 148909, 155835, 446727, 467505, 744545, 1340181, 2233635, 4020543, 6700905, 20102715]

約数ペア:

[(1, 20102715), (3, 6700905), (5, 4020543), (9, 2233635), (15, 1340181), (27, 744545), (43, 467505), (45, 446727), (129, 155835), (135, 148909), (215, 93501), (387, 51945), (645, 31167), (1161, 17315), (1935, 10389), (3463, 5805)]