28074228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:621

約数の個数: 96

約数和(自身を含む): 82489344

約数和(自身を除く): 54415116

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 47, 52, 78, 84, 91, 94, 141, 156, 182, 188, 273, 282, 329, 364, 546, 547, 564, 611, 658, 987, 1092, 1094, 1222, 1316, 1641, 1833, 1974, 2188, 2444, 3282, 3666, 3829, 3948, 4277, 6564, 7111, 7332, 7658, 8554, 11487, 12831, 14222, 15316, 17108, 21333, 22974, 25662, 25709, 28444, 42666, 45948, 49777, 51324, 51418, 77127, 85332, 99554, 102836, 149331, 154254, 179963, 199108, 298662, 308508, 334217, 359926, 539889, 597324, 668434, 719852, 1002651, 1079778, 1336868, 2005302, 2159556, 2339519, 4010604, 4679038, 7018557, 9358076, 14037114, 28074228]

約数ペア:

[(1, 28074228), (2, 14037114), (3, 9358076), (4, 7018557), (6, 4679038), (7, 4010604), (12, 2339519), (13, 2159556), (14, 2005302), (21, 1336868), (26, 1079778), (28, 1002651), (39, 719852), (42, 668434), (47, 597324), (52, 539889), (78, 359926), (84, 334217), (91, 308508), (94, 298662), (141, 199108), (156, 179963), (182, 154254), (188, 149331), (273, 102836), (282, 99554), (329, 85332), (364, 77127), (546, 51418), (547, 51324), (564, 49777), (611, 45948), (658, 42666), (987, 28444), (1092, 25709), (1094, 25662), (1222, 22974), (1316, 21333), (1641, 17108), (1833, 15316), (1974, 14222), (2188, 12831), (2444, 11487), (3282, 8554), (3666, 7658), (3829, 7332), (3948, 7111), (4277, 6564)]