68909715

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{218761}}^1$

素因数の和:218779

約数の個数: 24

約数和(自身を含む): 136507488

約数和(自身を除く): 67597773

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 218761, 656283, 1093805, 1531327, 1968849, 3281415, 4593981, 7656635, 9844245, 13781943, 22969905, 68909715]

約数ペア:

[(1, 68909715), (3, 22969905), (5, 13781943), (7, 9844245), (9, 7656635), (15, 4593981), (21, 3281415), (35, 1968849), (45, 1531327), (63, 1093805), (105, 656283), (315, 218761)]