126939987

素因数分解:

$3^3\times {\mathrm{251}}^1\times {\mathrm{18731}}^1$

素因数の和:18991

約数の個数: 16

約数和(自身を含む): 188818560

約数和(自身を除く): 61878573

約数列:

[1, 3, 9, 27, 251, 753, 2259, 6777, 18731, 56193, 168579, 505737, 4701481, 14104443, 42313329, 126939987]

約数ペア:

[(1, 126939987), (3, 42313329), (9, 14104443), (27, 4701481), (251, 505737), (753, 168579), (2259, 56193), (6777, 18731)]