139438310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:549

約数の個数: 64

約数和(自身を含む): 286101504

約数和(自身を除く): 146663194

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 103, 110, 155, 206, 310, 341, 397, 515, 682, 794, 1030, 1133, 1705, 1985, 2266, 3193, 3410, 3970, 4367, 5665, 6386, 8734, 11330, 12307, 15965, 21835, 24614, 31930, 35123, 40891, 43670, 61535, 70246, 81782, 123070, 135377, 175615, 204455, 270754, 351230, 408910, 449801, 676885, 899602, 1267621, 1353770, 2249005, 2535242, 4498010, 6338105, 12676210, 13943831, 27887662, 69719155, 139438310]

約数ペア:

[(1, 139438310), (2, 69719155), (5, 27887662), (10, 13943831), (11, 12676210), (22, 6338105), (31, 4498010), (55, 2535242), (62, 2249005), (103, 1353770), (110, 1267621), (155, 899602), (206, 676885), (310, 449801), (341, 408910), (397, 351230), (515, 270754), (682, 204455), (794, 175615), (1030, 135377), (1133, 123070), (1705, 81782), (1985, 70246), (2266, 61535), (3193, 43670), (3410, 40891), (3970, 35123), (4367, 31930), (5665, 24614), (6386, 21835), (8734, 15965), (11330, 12307)]