72178431

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{12421}}^1$

素因数の和:12586

約数の個数: 16

約数和(自身を含む): 104344800

約数和(自身を除く): 32166369

約数列:

[1, 3, 13, 39, 149, 447, 1937, 5811, 12421, 37263, 161473, 484419, 1850729, 5552187, 24059477, 72178431]

約数ペア:

[(1, 72178431), (3, 24059477), (13, 5552187), (39, 1850729), (149, 484419), (447, 161473), (1937, 37263), (5811, 12421)]