313037721

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 484323840

約数和(自身を除く): 171286119

約数列:

[1, 3, 9, 31, 43, 93, 97, 129, 269, 279, 291, 387, 807, 873, 1333, 2421, 3007, 3999, 4171, 8339, 9021, 11567, 11997, 12513, 25017, 26093, 27063, 34701, 37539, 75051, 78279, 104103, 129301, 234837, 358577, 387903, 808883, 1075731, 1121999, 1163709, 2426649, 3227193, 3365997, 7279947, 10097991, 34781969, 104345907, 313037721]

約数ペア:

[(1, 313037721), (3, 104345907), (9, 34781969), (31, 10097991), (43, 7279947), (93, 3365997), (97, 3227193), (129, 2426649), (269, 1163709), (279, 1121999), (291, 1075731), (387, 808883), (807, 387903), (873, 358577), (1333, 234837), (2421, 129301), (3007, 104103), (3999, 78279), (4171, 75051), (8339, 37539), (9021, 34701), (11567, 27063), (11997, 26093), (12513, 25017)]