890259832

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{206461}}^1$

素因数の和:206492

約数の個数: 48

約数和(自身を含む): 2118300120

約数和(自身を除く): 1228040288

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4312, 206461, 412922, 825844, 1445227, 1651688, 2271071, 2890454, 4542142, 5780908, 9084284, 10116589, 11561816, 15897497, 18168568, 20233178, 31794994, 40466356, 63589988, 80932712, 111282479, 127179976, 222564958, 445129916, 890259832]

約数ペア:

[(1, 890259832), (2, 445129916), (4, 222564958), (7, 127179976), (8, 111282479), (11, 80932712), (14, 63589988), (22, 40466356), (28, 31794994), (44, 20233178), (49, 18168568), (56, 15897497), (77, 11561816), (88, 10116589), (98, 9084284), (154, 5780908), (196, 4542142), (308, 2890454), (392, 2271071), (539, 1651688), (616, 1445227), (1078, 825844), (2156, 412922), (4312, 206461)]