28751733

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 44083200

約数和(自身を除く): 15331467

約数列:

[1, 3, 9, 27, 47, 139, 141, 163, 417, 423, 489, 1251, 1269, 1467, 3753, 4401, 6533, 7661, 19599, 22657, 22983, 58797, 67971, 68949, 176391, 203913, 206847, 611739, 1064879, 3194637, 9583911, 28751733]

約数ペア:

[(1, 28751733), (3, 9583911), (9, 3194637), (27, 1064879), (47, 611739), (139, 206847), (141, 203913), (163, 176391), (417, 68949), (423, 67971), (489, 58797), (1251, 22983), (1269, 22657), (1467, 19599), (3753, 7661), (4401, 6533)]