28406768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3331}}^1$

素因数の和:3393

約数の個数: 40

約数和(自身を含む): 60735696

約数和(自身を除く): 32328928

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 3331, 4264, 6662, 8528, 13324, 26648, 43303, 53296, 86606, 136571, 173212, 273142, 346424, 546284, 692848, 1092568, 1775423, 2185136, 3550846, 7101692, 14203384, 28406768]

約数ペア:

[(1, 28406768), (2, 14203384), (4, 7101692), (8, 3550846), (13, 2185136), (16, 1775423), (26, 1092568), (41, 692848), (52, 546284), (82, 346424), (104, 273142), (164, 173212), (208, 136571), (328, 86606), (533, 53296), (656, 43303), (1066, 26648), (2132, 13324), (3331, 8528), (4264, 6662)]