64493505

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{75431}}^1$

素因数の和:75461

約数の個数: 24

約数和(自身を含む): 117673920

約数和(自身を除く): 53180415

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 75431, 226293, 377155, 678879, 1131465, 1433189, 3394395, 4299567, 7165945, 12898701, 21497835, 64493505]

約数ペア:

[(1, 64493505), (3, 21497835), (5, 12898701), (9, 7165945), (15, 4299567), (19, 3394395), (45, 1433189), (57, 1131465), (95, 678879), (171, 377155), (285, 226293), (855, 75431)]