3972991

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 16

約数和(自身を含む): 4571136

約数和(自身を除く): 598145

約数列:

[1, 11, 31, 61, 191, 341, 671, 1891, 2101, 5921, 11651, 20801, 65131, 128161, 361181, 3972991]

約数ペア:

[(1, 3972991), (11, 361181), (31, 128161), (61, 65131), (191, 20801), (341, 11651), (671, 5921), (1891, 2101)]