868996863

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241993}}^1$

素因数の和:242028

約数の個数: 32

約数和(自身を含む): 1548761600

約数和(自身を除く): 679764737

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 241993, 725979, 1693951, 2177937, 4597867, 5081853, 6533811, 13793601, 15245559, 32185069, 41380803, 45736677, 96555207, 124142409, 289665621, 868996863]

約数ペア:

[(1, 868996863), (3, 289665621), (7, 124142409), (9, 96555207), (19, 45736677), (21, 41380803), (27, 32185069), (57, 15245559), (63, 13793601), (133, 6533811), (171, 5081853), (189, 4597867), (399, 2177937), (513, 1693951), (1197, 725979), (3591, 241993)]