39420171

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{3457}}^1$

素因数の和:3651

約数の個数: 24

約数和(自身を含む): 65453024

約数和(自身を除く): 26032853

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3457, 3801, 10371, 11403, 24199, 31113, 72597, 217791, 625717, 1877151, 4380019, 5631453, 13140057, 39420171]

約数ペア:

[(1, 39420171), (3, 13140057), (7, 5631453), (9, 4380019), (21, 1877151), (63, 625717), (181, 217791), (543, 72597), (1267, 31113), (1629, 24199), (3457, 11403), (3801, 10371)]