51985845

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 93405312

約数和(自身を除く): 41419467

約数列:

[1, 3, 5, 9, 15, 45, 53, 71, 159, 213, 265, 307, 355, 477, 639, 795, 921, 1065, 1535, 2385, 2763, 3195, 3763, 4605, 11289, 13815, 16271, 18815, 21797, 33867, 48813, 56445, 65391, 81355, 108985, 146439, 169335, 196173, 244065, 326955, 732195, 980865, 1155241, 3465723, 5776205, 10397169, 17328615, 51985845]

約数ペア:

[(1, 51985845), (3, 17328615), (5, 10397169), (9, 5776205), (15, 3465723), (45, 1155241), (53, 980865), (71, 732195), (159, 326955), (213, 244065), (265, 196173), (307, 169335), (355, 146439), (477, 108985), (639, 81355), (795, 65391), (921, 56445), (1065, 48813), (1535, 33867), (2385, 21797), (2763, 18815), (3195, 16271), (3763, 13815), (4605, 11289)]