157508985

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7207}}^1$

素因数の和:7293

約数の個数: 32

約数和(自身を含む): 265715712

約数和(自身を除く): 108206727

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 705, 1457, 4371, 7207, 7285, 21621, 21855, 36035, 108105, 223417, 338729, 670251, 1016187, 1117085, 1693645, 3351255, 5080935, 10500599, 31501797, 52502995, 157508985]

約数ペア:

[(1, 157508985), (3, 52502995), (5, 31501797), (15, 10500599), (31, 5080935), (47, 3351255), (93, 1693645), (141, 1117085), (155, 1016187), (235, 670251), (465, 338729), (705, 223417), (1457, 108105), (4371, 36035), (7207, 21855), (7285, 21621)]