28183603

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{173}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 35253792

約数和(自身を除く): 7070189

約数列:

[1, 7, 17, 37, 119, 173, 259, 629, 1211, 1369, 2941, 4403, 6401, 9583, 20587, 23273, 44807, 108817, 162911, 236837, 761719, 1657859, 4026229, 28183603]

約数ペア:

[(1, 28183603), (7, 4026229), (17, 1657859), (37, 761719), (119, 236837), (173, 162911), (259, 108817), (629, 44807), (1211, 23273), (1369, 20587), (2941, 9583), (4403, 6401)]