921219

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 24

約数和(自身を含む): 1405440

約数和(自身を除く): 484221

約数列:

[1, 3, 13, 23, 39, 69, 79, 169, 237, 299, 507, 897, 1027, 1817, 3081, 3887, 5451, 11661, 13351, 23621, 40053, 70863, 307073, 921219]

約数ペア:

[(1, 921219), (3, 307073), (13, 70863), (23, 40053), (39, 23621), (69, 13351), (79, 11661), (169, 5451), (237, 3887), (299, 3081), (507, 1817), (897, 1027)]