28710032

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1663}}^1$

素因数の和:1767

約数の個数: 40

約数和(自身を含む): 60662784

約数和(自身を除く): 31952752

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 1663, 2158, 3326, 4316, 6652, 8632, 13304, 17264, 21619, 26608, 43238, 86476, 138029, 172952, 276058, 345904, 552116, 1104232, 1794377, 2208464, 3588754, 7177508, 14355016, 28710032]

約数ペア:

[(1, 28710032), (2, 14355016), (4, 7177508), (8, 3588754), (13, 2208464), (16, 1794377), (26, 1104232), (52, 552116), (83, 345904), (104, 276058), (166, 172952), (208, 138029), (332, 86476), (664, 43238), (1079, 26608), (1328, 21619), (1663, 17264), (2158, 13304), (3326, 8632), (4316, 6652)]