40121727

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{1997}}^1$

素因数の和:2218

約数の個数: 16

約数和(自身を含む): 55272672

約数和(自身を除く): 15150945

約数列:

[1, 3, 37, 111, 181, 543, 1997, 5991, 6697, 20091, 73889, 221667, 361457, 1084371, 13373909, 40121727]

約数ペア:

[(1, 40121727), (3, 13373909), (37, 1084371), (111, 361457), (181, 221667), (543, 73889), (1997, 20091), (5991, 6697)]