28429648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1327}}^1$

素因数の和:1451

約数の個数: 40

約数和(自身を含む): 59940608

約数和(自身を除く): 31510960

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 824, 1327, 1339, 1648, 2654, 2678, 5308, 5356, 10616, 10712, 17251, 21232, 21424, 34502, 69004, 136681, 138008, 273362, 276016, 546724, 1093448, 1776853, 2186896, 3553706, 7107412, 14214824, 28429648]

約数ペア:

[(1, 28429648), (2, 14214824), (4, 7107412), (8, 3553706), (13, 2186896), (16, 1776853), (26, 1093448), (52, 546724), (103, 276016), (104, 273362), (206, 138008), (208, 136681), (412, 69004), (824, 34502), (1327, 21424), (1339, 21232), (1648, 17251), (2654, 10712), (2678, 10616), (5308, 5356)]