121278519

素因数分解:

$3^3\times {\mathrm{151}}^2\times {\mathrm{197}}^1$

素因数の和:508

約数の個数: 24

約数和(自身を含む): 181787760

約数和(自身を除く): 60509241

約数列:

[1, 3, 9, 27, 151, 197, 453, 591, 1359, 1773, 4077, 5319, 22801, 29747, 68403, 89241, 205209, 267723, 615627, 803169, 4491797, 13475391, 40426173, 121278519]

約数ペア:

[(1, 121278519), (3, 40426173), (9, 13475391), (27, 4491797), (151, 803169), (197, 615627), (453, 267723), (591, 205209), (1359, 89241), (1773, 68403), (4077, 29747), (5319, 22801)]