27819753

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 41779584

約数和(自身を除く): 13959831

約数列:

[1, 3, 13, 39, 43, 53, 129, 159, 313, 559, 689, 939, 1677, 2067, 2279, 4069, 6837, 12207, 13459, 16589, 29627, 40377, 49767, 88881, 174967, 215657, 524901, 646971, 713327, 2139981, 9273251, 27819753]

約数ペア:

[(1, 27819753), (3, 9273251), (13, 2139981), (39, 713327), (43, 646971), (53, 524901), (129, 215657), (159, 174967), (313, 88881), (559, 49767), (689, 40377), (939, 29627), (1677, 16589), (2067, 13459), (2279, 12207), (4069, 6837)]