388775387

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6367}}^1$

素因数の和:6459

約数の個数: 32

約数和(自身を含む): 530632704

約数和(自身を除く): 141857317

約数列:

[1, 7, 11, 13, 61, 77, 91, 143, 427, 671, 793, 1001, 4697, 5551, 6367, 8723, 44569, 61061, 70037, 82771, 388387, 490259, 579397, 910481, 2718709, 4272257, 5049031, 6373367, 29905799, 35343217, 55539341, 388775387]

約数ペア:

[(1, 388775387), (7, 55539341), (11, 35343217), (13, 29905799), (61, 6373367), (77, 5049031), (91, 4272257), (143, 2718709), (427, 910481), (671, 579397), (793, 490259), (1001, 388387), (4697, 82771), (5551, 70037), (6367, 61061), (8723, 44569)]