31856838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 69964560

約数和(自身を除く): 38107722

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 169, 178, 267, 338, 353, 507, 534, 706, 1014, 1059, 1157, 2118, 2314, 3471, 4589, 6942, 9178, 13767, 15041, 27534, 30082, 31417, 45123, 59657, 62834, 90246, 94251, 119314, 178971, 188502, 357942, 408421, 816842, 1225263, 2450526, 5309473, 10618946, 15928419, 31856838]

約数ペア:

[(1, 31856838), (2, 15928419), (3, 10618946), (6, 5309473), (13, 2450526), (26, 1225263), (39, 816842), (78, 408421), (89, 357942), (169, 188502), (178, 178971), (267, 119314), (338, 94251), (353, 90246), (507, 62834), (534, 59657), (706, 45123), (1014, 31417), (1059, 30082), (1157, 27534), (2118, 15041), (2314, 13767), (3471, 9178), (4589, 6942)]