81172497

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4099}}^1$

素因数の和:4173

約数の個数: 32

約数和(自身を含む): 132249600

約数和(自身を除く): 51077103

約数列:

[1, 3, 7, 21, 23, 41, 69, 123, 161, 287, 483, 861, 943, 2829, 4099, 6601, 12297, 19803, 28693, 86079, 94277, 168059, 282831, 504177, 659939, 1176413, 1979817, 3529239, 3865357, 11596071, 27057499, 81172497]

約数ペア:

[(1, 81172497), (3, 27057499), (7, 11596071), (21, 3865357), (23, 3529239), (41, 1979817), (69, 1176413), (123, 659939), (161, 504177), (287, 282831), (483, 168059), (861, 94277), (943, 86079), (2829, 28693), (4099, 19803), (6601, 12297)]