56725821

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{743}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 87048000

約数和(自身を除く): 30322179

約数列:

[1, 3, 9, 17, 51, 153, 499, 743, 1497, 2229, 4491, 6687, 8483, 12631, 25449, 37893, 76347, 113679, 370757, 1112271, 3336813, 6302869, 18908607, 56725821]

約数ペア:

[(1, 56725821), (3, 18908607), (9, 6302869), (17, 3336813), (51, 1112271), (153, 370757), (499, 113679), (743, 76347), (1497, 37893), (2229, 25449), (4491, 12631), (6687, 8483)]