139642890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{202381}}^1$

素因数の和:202414

約数の個数: 32

約数和(自身を含む): 349716096

約数和(自身を除く): 210073206

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 202381, 404762, 607143, 1011905, 1214286, 2023810, 3035715, 4654763, 6071430, 9309526, 13964289, 23273815, 27928578, 46547630, 69821445, 139642890]

約数ペア:

[(1, 139642890), (2, 69821445), (3, 46547630), (5, 27928578), (6, 23273815), (10, 13964289), (15, 9309526), (23, 6071430), (30, 4654763), (46, 3035715), (69, 2023810), (115, 1214286), (138, 1011905), (230, 607143), (345, 404762), (690, 202381)]