15707897919

素因数分解:

$3^3\times 7^1\times {\mathrm{3821}}^1\times {\mathrm{21751}}^1$

素因数の和:25588

約数の個数: 32

約数和(自身を含む): 26603566080

約数和(自身を除く): 10895668161

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 3821, 11463, 21751, 26747, 34389, 65253, 80241, 103167, 152257, 195759, 240723, 456771, 587277, 722169, 1370313, 4110939, 83110571, 249331713, 581773997, 747995139, 1745321991, 2243985417, 5235965973, 15707897919]

約数ペア:

[(1, 15707897919), (3, 5235965973), (7, 2243985417), (9, 1745321991), (21, 747995139), (27, 581773997), (63, 249331713), (189, 83110571), (3821, 4110939), (11463, 1370313), (21751, 722169), (26747, 587277), (34389, 456771), (65253, 240723), (80241, 195759), (103167, 152257)]