18156645

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{757}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 34764912

約数和(自身を除く): 16608267

約数列:

[1, 3, 5, 9, 13, 15, 39, 41, 45, 65, 117, 123, 195, 205, 369, 533, 585, 615, 757, 1599, 1845, 2271, 2665, 3785, 4797, 6813, 7995, 9841, 11355, 23985, 29523, 31037, 34065, 49205, 88569, 93111, 147615, 155185, 279333, 403481, 442845, 465555, 1210443, 1396665, 2017405, 3631329, 6052215, 18156645]

約数ペア:

[(1, 18156645), (3, 6052215), (5, 3631329), (9, 2017405), (13, 1396665), (15, 1210443), (39, 465555), (41, 442845), (45, 403481), (65, 279333), (117, 155185), (123, 147615), (195, 93111), (205, 88569), (369, 49205), (533, 34065), (585, 31037), (615, 29523), (757, 23985), (1599, 11355), (1845, 9841), (2271, 7995), (2665, 6813), (3785, 4797)]