72400797

素因数分解:

$3^4\times 7^1\times {\mathrm{127691}}^1$

素因数の和:127710

約数の個数: 20

約数和(自身を含む): 123605856

約数和(自身を除く): 51205059

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 127691, 383073, 893837, 1149219, 2681511, 3447657, 8044533, 10342971, 24133599, 72400797]

約数ペア:

[(1, 72400797), (3, 24133599), (7, 10342971), (9, 8044533), (21, 3447657), (27, 2681511), (63, 1149219), (81, 893837), (189, 383073), (567, 127691)]