72712605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2447}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 133484544

約数和(自身を除く): 60771939

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 283, 849, 1415, 1981, 2447, 4245, 5943, 7341, 9905, 12235, 17129, 29715, 36705, 51387, 85645, 256935, 692501, 2077503, 3462505, 4847507, 10387515, 14542521, 24237535, 72712605]

約数ペア:

[(1, 72712605), (3, 24237535), (5, 14542521), (7, 10387515), (15, 4847507), (21, 3462505), (35, 2077503), (105, 692501), (283, 256935), (849, 85645), (1415, 51387), (1981, 36705), (2447, 29715), (4245, 17129), (5943, 12235), (7341, 9905)]