870828478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{3877}}^1$

素因数の和:4108

約数の個数: 32

約数和(自身を含む): 1442429856

約数和(自身を除く): 571601378

約数列:

[1, 2, 13, 26, 53, 106, 163, 326, 689, 1378, 2119, 3877, 4238, 7754, 8639, 17278, 50401, 100802, 112307, 205481, 224614, 410962, 631951, 1263902, 2671253, 5342506, 8215363, 16430726, 33493403, 66986806, 435414239, 870828478]

約数ペア:

[(1, 870828478), (2, 435414239), (13, 66986806), (26, 33493403), (53, 16430726), (106, 8215363), (163, 5342506), (326, 2671253), (689, 1263902), (1378, 631951), (2119, 410962), (3877, 224614), (4238, 205481), (7754, 112307), (8639, 100802), (17278, 50401)]