72132249

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 112451584

約数和(自身を除く): 40319335

約数列:

[1, 3, 7, 21, 73, 211, 219, 223, 511, 633, 669, 1477, 1533, 1561, 4431, 4683, 15403, 16279, 46209, 47053, 48837, 107821, 113953, 141159, 323463, 329371, 341859, 988113, 3434869, 10304607, 24044083, 72132249]

約数ペア:

[(1, 72132249), (3, 24044083), (7, 10304607), (21, 3434869), (73, 988113), (211, 341859), (219, 329371), (223, 323463), (511, 141159), (633, 113953), (669, 107821), (1477, 48837), (1533, 47053), (1561, 46209), (4431, 16279), (4683, 15403)]