280471269

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{312677}}^1$

素因数の和:312716

約数の個数: 16

約数和(自身を含む): 420239232

約数和(自身を除く): 139767963

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 312677, 938031, 4064801, 7191571, 12194403, 21574713, 93490423, 280471269]

約数ペア:

[(1, 280471269), (3, 93490423), (13, 21574713), (23, 12194403), (39, 7191571), (69, 4064801), (299, 938031), (897, 312677)]