72868545

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31751}}^1$

素因数の和:31782

約数の個数: 32

約数和(自身を含む): 137168640

約数和(自身を除く): 64300095

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 31751, 95253, 158755, 285759, 476265, 539767, 857277, 1428795, 1619301, 2698835, 4286385, 4857903, 8096505, 14573709, 24289515, 72868545]

約数ペア:

[(1, 72868545), (3, 24289515), (5, 14573709), (9, 8096505), (15, 4857903), (17, 4286385), (27, 2698835), (45, 1619301), (51, 1428795), (85, 857277), (135, 539767), (153, 476265), (255, 285759), (459, 158755), (765, 95253), (2295, 31751)]