81314586

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{719}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 181059840

約数和(自身を除く): 99745254

約数列:

[1, 2, 3, 6, 9, 18, 61, 103, 122, 183, 206, 309, 366, 549, 618, 719, 927, 1098, 1438, 1854, 2157, 4314, 6283, 6471, 12566, 12942, 18849, 37698, 43859, 56547, 74057, 87718, 113094, 131577, 148114, 222171, 263154, 394731, 444342, 666513, 789462, 1333026, 4517477, 9034954, 13552431, 27104862, 40657293, 81314586]

約数ペア:

[(1, 81314586), (2, 40657293), (3, 27104862), (6, 13552431), (9, 9034954), (18, 4517477), (61, 1333026), (103, 789462), (122, 666513), (183, 444342), (206, 394731), (309, 263154), (366, 222171), (549, 148114), (618, 131577), (719, 113094), (927, 87718), (1098, 74057), (1438, 56547), (1854, 43859), (2157, 37698), (4314, 18849), (6283, 12942), (6471, 12566)]