28168322

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 26989438

約数列:

[1, 2, 7, 13, 14, 26, 37, 47, 74, 89, 91, 94, 178, 182, 259, 329, 481, 518, 611, 623, 658, 962, 1157, 1222, 1246, 1739, 2314, 3293, 3367, 3478, 4183, 4277, 6586, 6734, 8099, 8366, 8554, 12173, 16198, 22607, 23051, 24346, 29281, 42809, 45214, 46102, 54379, 58562, 85618, 108758, 154771, 158249, 299663, 309542, 316498, 380653, 599326, 761306, 1083397, 2012023, 2166794, 4024046, 14084161, 28168322]

約数ペア:

[(1, 28168322), (2, 14084161), (7, 4024046), (13, 2166794), (14, 2012023), (26, 1083397), (37, 761306), (47, 599326), (74, 380653), (89, 316498), (91, 309542), (94, 299663), (178, 158249), (182, 154771), (259, 108758), (329, 85618), (481, 58562), (518, 54379), (611, 46102), (623, 45214), (658, 42809), (962, 29281), (1157, 24346), (1222, 23051), (1246, 22607), (1739, 16198), (2314, 12173), (3293, 8554), (3367, 8366), (3478, 8099), (4183, 6734), (4277, 6586)]