90721854

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{761}}^1$

素因数の和:985

約数の個数: 48

約数和(自身を含む): 203271120

約数和(自身を除く): 112549266

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 179, 222, 333, 358, 537, 666, 761, 1074, 1522, 1611, 2283, 3222, 4566, 6623, 6849, 13246, 13698, 19869, 28157, 39738, 56314, 59607, 84471, 119214, 136219, 168942, 253413, 272438, 408657, 506826, 817314, 1225971, 2451942, 5040103, 10080206, 15120309, 30240618, 45360927, 90721854]

約数ペア:

[(1, 90721854), (2, 45360927), (3, 30240618), (6, 15120309), (9, 10080206), (18, 5040103), (37, 2451942), (74, 1225971), (111, 817314), (179, 506826), (222, 408657), (333, 272438), (358, 253413), (537, 168942), (666, 136219), (761, 119214), (1074, 84471), (1522, 59607), (1611, 56314), (2283, 39738), (3222, 28157), (4566, 19869), (6623, 13698), (6849, 13246)]