166244805

素因数分解:

$3^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:710

約数の個数: 64

約数和(自身を含む): 312675840

約数和(自身を除く): 146431035

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 621, 661, 729, 1035, 1215, 1863, 1983, 2187, 3105, 3305, 3645, 5589, 5949, 9315, 9915, 10935, 15203, 16767, 17847, 27945, 29745, 45609, 50301, 53541, 76015, 83835, 89235, 136827, 160623, 228045, 251505, 267705, 410481, 481869, 684135, 803115, 1231443, 1445607, 2052405, 2409345, 3694329, 6157215, 7228035, 11082987, 18471645, 33248961, 55414935, 166244805]

約数ペア:

[(1, 166244805), (3, 55414935), (5, 33248961), (9, 18471645), (15, 11082987), (23, 7228035), (27, 6157215), (45, 3694329), (69, 2409345), (81, 2052405), (115, 1445607), (135, 1231443), (207, 803115), (243, 684135), (345, 481869), (405, 410481), (621, 267705), (661, 251505), (729, 228045), (1035, 160623), (1215, 136827), (1863, 89235), (1983, 83835), (2187, 76015), (3105, 53541), (3305, 50301), (3645, 45609), (5589, 29745), (5949, 27945), (9315, 17847), (9915, 16767), (10935, 15203)]