79972221

素因数分解:

$3^1\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{3049}}^1$

素因数の和:4308

約数の個数: 16

約数和(自身を含む): 122000000

約数和(自身を除く): 42027779

約数列:

[1, 3, 7, 21, 1249, 3049, 3747, 8743, 9147, 21343, 26229, 64029, 3808201, 11424603, 26657407, 79972221]

約数ペア:

[(1, 79972221), (3, 26657407), (7, 11424603), (21, 3808201), (1249, 64029), (3049, 26229), (3747, 21343), (8743, 9147)]