28077166

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 48474720

約数和(自身を除く): 20397554

約数列:

[1, 2, 13, 17, 26, 34, 139, 221, 278, 442, 457, 914, 1807, 2363, 3614, 4726, 5941, 7769, 11882, 15538, 30719, 61438, 63523, 100997, 127046, 201994, 825799, 1079891, 1651598, 2159782, 14038583, 28077166]

約数ペア:

[(1, 28077166), (2, 14038583), (13, 2159782), (17, 1651598), (26, 1079891), (34, 825799), (139, 201994), (221, 127046), (278, 100997), (442, 63523), (457, 61438), (914, 30719), (1807, 15538), (2363, 11882), (3614, 7769), (4726, 5941)]