16507905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{811}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 28062720

約数和(自身を除く): 11554815

約数列:

[1, 3, 5, 15, 23, 59, 69, 115, 177, 295, 345, 811, 885, 1357, 2433, 4055, 4071, 6785, 12165, 18653, 20355, 47849, 55959, 93265, 143547, 239245, 279795, 717735, 1100527, 3301581, 5502635, 16507905]

約数ペア:

[(1, 16507905), (3, 5502635), (5, 3301581), (15, 1100527), (23, 717735), (59, 279795), (69, 239245), (115, 143547), (177, 93265), (295, 55959), (345, 47849), (811, 20355), (885, 18653), (1357, 12165), (2433, 6785), (4055, 4071)]