133151540

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{21407}}^1$

素因数の和:21727

約数の個数: 24

約数和(自身を含む): 280530432

約数和(自身を除く): 147378892

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 21407, 42814, 85628, 107035, 214070, 428140, 6657577, 13315154, 26630308, 33287885, 66575770, 133151540]

約数ペア:

[(1, 133151540), (2, 66575770), (4, 33287885), (5, 26630308), (10, 13315154), (20, 6657577), (311, 428140), (622, 214070), (1244, 107035), (1555, 85628), (3110, 42814), (6220, 21407)]