215398974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{165437}}^1$

素因数の和:165480

約数の個数: 32

約数和(自身を含む): 508225536

約数和(自身を除く): 292826562

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 165437, 330874, 496311, 992622, 1158059, 2316118, 3474177, 5128547, 6948354, 10257094, 15385641, 30771282, 35899829, 71799658, 107699487, 215398974]

約数ペア:

[(1, 215398974), (2, 107699487), (3, 71799658), (6, 35899829), (7, 30771282), (14, 15385641), (21, 10257094), (31, 6948354), (42, 5128547), (62, 3474177), (93, 2316118), (186, 1158059), (217, 992622), (434, 496311), (651, 330874), (1302, 165437)]