28215174

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5399}}^1$

素因数の和:5484

約数の個数: 32

約数和(自身を含む): 61689600

約数和(自身を除く): 33474426

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 5226, 5399, 10798, 16197, 32394, 70187, 140374, 210561, 361733, 421122, 723466, 1085199, 2170398, 4702529, 9405058, 14107587, 28215174]

約数ペア:

[(1, 28215174), (2, 14107587), (3, 9405058), (6, 4702529), (13, 2170398), (26, 1085199), (39, 723466), (67, 421122), (78, 361733), (134, 210561), (201, 140374), (402, 70187), (871, 32394), (1742, 16197), (2613, 10798), (5226, 5399)]