260542161

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{419}}^1\times {\mathrm{571}}^1$

素因数の和:1018

約数の個数: 36

約数和(自身を含む): 415374960

約数和(自身を除く): 154832799

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 419, 571, 1089, 1257, 1713, 3771, 4609, 5139, 6281, 13827, 18843, 41481, 50699, 56529, 69091, 152097, 207273, 239249, 456291, 621819, 717747, 2153241, 2631739, 7895217, 23685651, 28949129, 86847387, 260542161]

約数ペア:

[(1, 260542161), (3, 86847387), (9, 28949129), (11, 23685651), (33, 7895217), (99, 2631739), (121, 2153241), (363, 717747), (419, 621819), (571, 456291), (1089, 239249), (1257, 207273), (1713, 152097), (3771, 69091), (4609, 56529), (5139, 50699), (6281, 41481), (13827, 18843)]