28103188

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{773}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 50387400

約数和(自身を除く): 22284212

約数列:

[1, 2, 4, 61, 122, 149, 244, 298, 596, 773, 1546, 3092, 9089, 18178, 36356, 47153, 94306, 115177, 188612, 230354, 460708, 7025797, 14051594, 28103188]

約数ペア:

[(1, 28103188), (2, 14051594), (4, 7025797), (61, 460708), (122, 230354), (149, 188612), (244, 115177), (298, 94306), (596, 47153), (773, 36356), (1546, 18178), (3092, 9089)]