28519361

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 33284160

約数和(自身を除く): 4764799

約数列:

[1, 13, 19, 59, 103, 247, 361, 767, 1121, 1339, 1957, 4693, 6077, 14573, 21299, 25441, 37183, 79001, 115463, 276887, 483379, 1501019, 2193797, 28519361]

約数ペア:

[(1, 28519361), (13, 2193797), (19, 1501019), (59, 483379), (103, 276887), (247, 115463), (361, 79001), (767, 37183), (1121, 25441), (1339, 21299), (1957, 14573), (4693, 6077)]