26161009

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 30640896

約数和(自身を除く): 4479887

約数列:

[1, 7, 61, 197, 311, 427, 1379, 2177, 12017, 18971, 61267, 84119, 132797, 428869, 3737287, 26161009]

約数ペア:

[(1, 26161009), (7, 3737287), (61, 428869), (197, 132797), (311, 84119), (427, 61267), (1379, 18971), (2177, 12017)]