28001948

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1801}}^1$

素因数の和:1854

約数の個数: 36

約数和(自身を含む): 55400688

約数和(自身を除く): 27398740

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 169, 299, 338, 598, 676, 1196, 1801, 3602, 3887, 7204, 7774, 15548, 23413, 41423, 46826, 82846, 93652, 165692, 304369, 538499, 608738, 1076998, 1217476, 2153996, 7000487, 14000974, 28001948]

約数ペア:

[(1, 28001948), (2, 14000974), (4, 7000487), (13, 2153996), (23, 1217476), (26, 1076998), (46, 608738), (52, 538499), (92, 304369), (169, 165692), (299, 93652), (338, 82846), (598, 46826), (676, 41423), (1196, 23413), (1801, 15548), (3602, 7774), (3887, 7204)]