72149643

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{521}}^1$

素因数の和:776

約数の個数: 32

約数和(自身を含む): 112250880

約数和(自身を除く): 40101237

約数列:

[1, 3, 9, 23, 27, 69, 207, 223, 521, 621, 669, 1563, 2007, 4689, 5129, 6021, 11983, 14067, 15387, 35949, 46161, 107847, 116183, 138483, 323541, 348549, 1045647, 2672209, 3136941, 8016627, 24049881, 72149643]

約数ペア:

[(1, 72149643), (3, 24049881), (9, 8016627), (23, 3136941), (27, 2672209), (69, 1045647), (207, 348549), (223, 323541), (521, 138483), (621, 116183), (669, 107847), (1563, 46161), (2007, 35949), (4689, 15387), (5129, 14067), (6021, 11983)]