2215703679

素因数分解:

$3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{240341}}^1$

素因数の和:240790

約数の個数: 16

約数和(自身を含む): 3384015360

約数和(自身を除く): 1168311681

約数列:

[1, 3, 7, 21, 439, 1317, 3073, 9219, 240341, 721023, 1682387, 5047161, 105509699, 316529097, 738567893, 2215703679]

約数ペア:

[(1, 2215703679), (3, 738567893), (7, 316529097), (21, 105509699), (439, 5047161), (1317, 1682387), (3073, 721023), (9219, 240341)]