31085404

素因数分解:

$2^2\times 7^3\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:327

約数の個数: 48

約数和(自身を含む): 64288000

約数和(自身を除く): 33202596

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 163, 196, 278, 326, 343, 556, 652, 686, 973, 1141, 1372, 1946, 2282, 3892, 4564, 6811, 7987, 13622, 15974, 22657, 27244, 31948, 45314, 47677, 55909, 90628, 95354, 111818, 158599, 190708, 223636, 317198, 634396, 1110193, 2220386, 4440772, 7771351, 15542702, 31085404]

約数ペア:

[(1, 31085404), (2, 15542702), (4, 7771351), (7, 4440772), (14, 2220386), (28, 1110193), (49, 634396), (98, 317198), (139, 223636), (163, 190708), (196, 158599), (278, 111818), (326, 95354), (343, 90628), (556, 55909), (652, 47677), (686, 45314), (973, 31948), (1141, 27244), (1372, 22657), (1946, 15974), (2282, 13622), (3892, 7987), (4564, 6811)]