2278879491

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 3699376128

約数和(自身を除く): 1420496637

約数列:

[1, 3, 7, 21, 23, 69, 97, 127, 161, 291, 381, 383, 483, 679, 889, 1149, 2037, 2231, 2667, 2681, 2921, 6693, 8043, 8763, 8809, 12319, 15617, 20447, 26427, 36957, 37151, 46851, 48641, 61341, 61663, 86233, 111453, 145923, 184989, 258699, 260057, 283337, 340487, 780171, 850011, 854473, 1021461, 1118743, 1983359, 2563419, 3356229, 4718177, 5950077, 5981311, 7831201, 14154531, 17943933, 23493603, 33027239, 99081717, 108518071, 325554213, 759626497, 2278879491]

約数ペア:

[(1, 2278879491), (3, 759626497), (7, 325554213), (21, 108518071), (23, 99081717), (69, 33027239), (97, 23493603), (127, 17943933), (161, 14154531), (291, 7831201), (381, 5981311), (383, 5950077), (483, 4718177), (679, 3356229), (889, 2563419), (1149, 1983359), (2037, 1118743), (2231, 1021461), (2667, 854473), (2681, 850011), (2921, 780171), (6693, 340487), (8043, 283337), (8763, 260057), (8809, 258699), (12319, 184989), (15617, 145923), (20447, 111453), (26427, 86233), (36957, 61663), (37151, 61341), (46851, 48641)]