72981069

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{43991}}^1$

素因数の和:44080

約数の個数: 16

約数和(自身を含む): 112619520

約数和(自身を除く): 39638451

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 43991, 131973, 307937, 923811, 3475289, 10425867, 24327023, 72981069]

約数ペア:

[(1, 72981069), (3, 24327023), (7, 10425867), (21, 3475289), (79, 923811), (237, 307937), (553, 131973), (1659, 43991)]