289553615

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 385788480

約数和(自身を除く): 96234865

約数列:

[1, 5, 13, 43, 65, 169, 215, 559, 613, 845, 2197, 2795, 3065, 7267, 7969, 10985, 26359, 36335, 39845, 94471, 103597, 131795, 342667, 472355, 517985, 1346761, 1713335, 4454671, 6733805, 22273355, 57910723, 289553615]

約数ペア:

[(1, 289553615), (5, 57910723), (13, 22273355), (43, 6733805), (65, 4454671), (169, 1713335), (215, 1346761), (559, 517985), (613, 472355), (845, 342667), (2197, 131795), (2795, 103597), (3065, 94471), (7267, 39845), (7969, 36335), (10985, 26359)]