15674977409

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{17401}}^1$

素因数の和:17961

約数の個数: 32

約数和(自身を含む): 20347810560

約数和(自身を除く): 4672833151

約数列:

[1, 7, 13, 19, 91, 133, 247, 521, 1729, 3647, 6773, 9899, 17401, 47411, 69293, 121807, 128687, 226213, 330619, 900809, 1583491, 2314333, 4298047, 9065921, 30086329, 63461447, 117856973, 172252499, 824998811, 1205767493, 2239282487, 15674977409]

約数ペア:

[(1, 15674977409), (7, 2239282487), (13, 1205767493), (19, 824998811), (91, 172252499), (133, 117856973), (247, 63461447), (521, 30086329), (1729, 9065921), (3647, 4298047), (6773, 2314333), (9899, 1583491), (17401, 900809), (47411, 330619), (69293, 226213), (121807, 128687)]