28392676

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:560

約数の個数: 36

約数和(自身を含む): 54483492

約数和(自身を除く): 26090816

約数列:

[1, 2, 4, 13, 26, 52, 97, 169, 194, 338, 388, 433, 676, 866, 1261, 1732, 2522, 5044, 5629, 11258, 16393, 22516, 32786, 42001, 65572, 73177, 84002, 146354, 168004, 292708, 546013, 1092026, 2184052, 7098169, 14196338, 28392676]

約数ペア:

[(1, 28392676), (2, 14196338), (4, 7098169), (13, 2184052), (26, 1092026), (52, 546013), (97, 292708), (169, 168004), (194, 146354), (338, 84002), (388, 73177), (433, 65572), (676, 42001), (866, 32786), (1261, 22516), (1732, 16393), (2522, 11258), (5044, 5629)]