90431658

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{38351}}^1$

素因数の和:38490

約数の個数: 24

約数和(自身を含む): 197436096

約数和(自身を除く): 107004438

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 38351, 76702, 115053, 230106, 345159, 690318, 5023981, 10047962, 15071943, 30143886, 45215829, 90431658]

約数ペア:

[(1, 90431658), (2, 45215829), (3, 30143886), (6, 15071943), (9, 10047962), (18, 5023981), (131, 690318), (262, 345159), (393, 230106), (786, 115053), (1179, 76702), (2358, 38351)]