2157007105

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{229}}^1\times {\mathrm{15569}}^1$

素因数の和:15825

約数の個数: 24

約数和(自身を含む): 2857717800

約数和(自身を除く): 700710695

約数列:

[1, 5, 11, 55, 121, 229, 605, 1145, 2519, 12595, 15569, 27709, 77845, 138545, 171259, 856295, 1883849, 3565301, 9419245, 17826505, 39218311, 196091555, 431401421, 2157007105]

約数ペア:

[(1, 2157007105), (5, 431401421), (11, 196091555), (55, 39218311), (121, 17826505), (229, 9419245), (605, 3565301), (1145, 1883849), (2519, 856295), (12595, 171259), (15569, 138545), (27709, 77845)]