72400509

素因数分解:

$3^2\times {\mathrm{97}}^1\times {\mathrm{239}}^1\times {\mathrm{347}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 106404480

約数和(自身を除く): 34003971

約数列:

[1, 3, 9, 97, 239, 291, 347, 717, 873, 1041, 2151, 3123, 23183, 33659, 69549, 82933, 100977, 208647, 248799, 302931, 746397, 8044501, 24133503, 72400509]

約数ペア:

[(1, 72400509), (3, 24133503), (9, 8044501), (97, 746397), (239, 302931), (291, 248799), (347, 208647), (717, 100977), (873, 82933), (1041, 69549), (2151, 33659), (3123, 23183)]