28920502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1109}}^1$

素因数の和:1200

約数の個数: 32

約数和(自身を含む): 50349600

約数和(自身を除く): 21429098

約数列:

[1, 2, 13, 17, 26, 34, 59, 118, 221, 442, 767, 1003, 1109, 1534, 2006, 2218, 13039, 14417, 18853, 26078, 28834, 37706, 65431, 130862, 245089, 490178, 850603, 1112327, 1701206, 2224654, 14460251, 28920502]

約数ペア:

[(1, 28920502), (2, 14460251), (13, 2224654), (17, 1701206), (26, 1112327), (34, 850603), (59, 490178), (118, 245089), (221, 130862), (442, 65431), (767, 37706), (1003, 28834), (1109, 26078), (1534, 18853), (2006, 14417), (2218, 13039)]