129337789

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{1321}}^1$

素因数の和:1596

約数の個数: 16

約数和(自身を含む): 150771456

約数和(自身を除く): 21433667

約数列:

[1, 7, 71, 197, 497, 1321, 1379, 9247, 13987, 93791, 97909, 260237, 656537, 1821659, 18476827, 129337789]

約数ペア:

[(1, 129337789), (7, 18476827), (71, 1821659), (197, 656537), (497, 260237), (1321, 97909), (1379, 93791), (9247, 13987)]