28631148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 83241984

約数和(自身を除く): 54610836

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 157, 167, 182, 273, 314, 334, 364, 471, 501, 546, 628, 668, 942, 1002, 1092, 1099, 1169, 1884, 2004, 2041, 2171, 2198, 2338, 3297, 3507, 4082, 4342, 4396, 4676, 6123, 6513, 6594, 7014, 8164, 8684, 12246, 13026, 13188, 14028, 14287, 15197, 24492, 26052, 26219, 28574, 30394, 42861, 45591, 52438, 57148, 60788, 78657, 85722, 91182, 104876, 157314, 171444, 182364, 183533, 314628, 340847, 367066, 550599, 681694, 734132, 1022541, 1101198, 1363388, 2045082, 2202396, 2385929, 4090164, 4771858, 7157787, 9543716, 14315574, 28631148]

約数ペア:

[(1, 28631148), (2, 14315574), (3, 9543716), (4, 7157787), (6, 4771858), (7, 4090164), (12, 2385929), (13, 2202396), (14, 2045082), (21, 1363388), (26, 1101198), (28, 1022541), (39, 734132), (42, 681694), (52, 550599), (78, 367066), (84, 340847), (91, 314628), (156, 183533), (157, 182364), (167, 171444), (182, 157314), (273, 104876), (314, 91182), (334, 85722), (364, 78657), (471, 60788), (501, 57148), (546, 52438), (628, 45591), (668, 42861), (942, 30394), (1002, 28574), (1092, 26219), (1099, 26052), (1169, 24492), (1884, 15197), (2004, 14287), (2041, 14028), (2171, 13188), (2198, 13026), (2338, 12246), (3297, 8684), (3507, 8164), (4082, 7014), (4342, 6594), (4396, 6513), (4676, 6123)]