28443324

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^2$

素因数の和:156

約数の個数: 108

約数和(自身を含む): 84527352

約数和(自身を除く): 56084028

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 61, 78, 84, 91, 98, 122, 147, 156, 182, 183, 196, 244, 273, 294, 364, 366, 427, 546, 588, 637, 732, 793, 854, 1092, 1274, 1281, 1586, 1708, 1911, 2379, 2548, 2562, 2989, 3172, 3721, 3822, 4758, 5124, 5551, 5978, 7442, 7644, 8967, 9516, 11102, 11163, 11956, 14884, 16653, 17934, 22204, 22326, 26047, 33306, 35868, 38857, 44652, 48373, 52094, 66612, 77714, 78141, 96746, 104188, 116571, 145119, 155428, 156282, 182329, 193492, 233142, 290238, 312564, 338611, 364658, 466284, 546987, 580476, 677222, 729316, 1015833, 1093974, 1354444, 2031666, 2187948, 2370277, 4063332, 4740554, 7110831, 9481108, 14221662, 28443324]

約数ペア:

[(1, 28443324), (2, 14221662), (3, 9481108), (4, 7110831), (6, 4740554), (7, 4063332), (12, 2370277), (13, 2187948), (14, 2031666), (21, 1354444), (26, 1093974), (28, 1015833), (39, 729316), (42, 677222), (49, 580476), (52, 546987), (61, 466284), (78, 364658), (84, 338611), (91, 312564), (98, 290238), (122, 233142), (147, 193492), (156, 182329), (182, 156282), (183, 155428), (196, 145119), (244, 116571), (273, 104188), (294, 96746), (364, 78141), (366, 77714), (427, 66612), (546, 52094), (588, 48373), (637, 44652), (732, 38857), (793, 35868), (854, 33306), (1092, 26047), (1274, 22326), (1281, 22204), (1586, 17934), (1708, 16653), (1911, 14884), (2379, 11956), (2548, 11163), (2562, 11102), (2989, 9516), (3172, 8967), (3721, 7644), (3822, 7442), (4758, 5978), (5124, 5551)]