172309761

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{163637}}^1$

素因数の和:163662

約数の個数: 20

約数和(自身を含む): 277202772

約数和(自身を除く): 104893011

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 163637, 490911, 1472733, 2127281, 4418199, 6381843, 13254597, 19145529, 57436587, 172309761]

約数ペア:

[(1, 172309761), (3, 57436587), (9, 19145529), (13, 13254597), (27, 6381843), (39, 4418199), (81, 2127281), (117, 1472733), (351, 490911), (1053, 163637)]