427358619

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{829}}^1$

素因数の和:1212

約数の個数: 32

約数和(自身を含む): 646337600

約数和(自身を除く): 218978981

約数列:

[1, 3, 9, 27, 61, 183, 313, 549, 829, 939, 1647, 2487, 2817, 7461, 8451, 19093, 22383, 50569, 57279, 151707, 171837, 259477, 455121, 515511, 778431, 1365363, 2335293, 7005879, 15828097, 47484291, 142452873, 427358619]

約数ペア:

[(1, 427358619), (3, 142452873), (9, 47484291), (27, 15828097), (61, 7005879), (183, 2335293), (313, 1365363), (549, 778431), (829, 515511), (939, 455121), (1647, 259477), (2487, 171837), (2817, 151707), (7461, 57279), (8451, 50569), (19093, 22383)]