81965806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4523}}^1$

素因数の和:4596

約数の個数: 32

約数和(自身を含む): 143646048

約数和(自身を除く): 61680242

約数列:

[1, 2, 13, 17, 26, 34, 41, 82, 221, 442, 533, 697, 1066, 1394, 4523, 9046, 9061, 18122, 58799, 76891, 117598, 153782, 185443, 370886, 999583, 1999166, 2410759, 3152531, 4821518, 6305062, 40982903, 81965806]

約数ペア:

[(1, 81965806), (2, 40982903), (13, 6305062), (17, 4821518), (26, 3152531), (34, 2410759), (41, 1999166), (82, 999583), (221, 370886), (442, 185443), (533, 153782), (697, 117598), (1066, 76891), (1394, 58799), (4523, 18122), (9046, 9061)]