81973164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{277}}^1$

素因数の和:575

約数の個数: 96

約数和(自身を含む): 237131776

約数和(自身を除く): 155158612

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 271, 273, 277, 364, 542, 546, 554, 813, 831, 1084, 1092, 1108, 1626, 1662, 1897, 1939, 3252, 3324, 3523, 3601, 3794, 3878, 5691, 5817, 7046, 7202, 7588, 7756, 10569, 10803, 11382, 11634, 14092, 14404, 21138, 21606, 22764, 23268, 24661, 25207, 42276, 43212, 49322, 50414, 73983, 75067, 75621, 98644, 100828, 147966, 150134, 151242, 225201, 295932, 300268, 302484, 450402, 525469, 900804, 975871, 1050938, 1576407, 1951742, 2101876, 2927613, 3152814, 3903484, 5855226, 6305628, 6831097, 11710452, 13662194, 20493291, 27324388, 40986582, 81973164]

約数ペア:

[(1, 81973164), (2, 40986582), (3, 27324388), (4, 20493291), (6, 13662194), (7, 11710452), (12, 6831097), (13, 6305628), (14, 5855226), (21, 3903484), (26, 3152814), (28, 2927613), (39, 2101876), (42, 1951742), (52, 1576407), (78, 1050938), (84, 975871), (91, 900804), (156, 525469), (182, 450402), (271, 302484), (273, 300268), (277, 295932), (364, 225201), (542, 151242), (546, 150134), (554, 147966), (813, 100828), (831, 98644), (1084, 75621), (1092, 75067), (1108, 73983), (1626, 50414), (1662, 49322), (1897, 43212), (1939, 42276), (3252, 25207), (3324, 24661), (3523, 23268), (3601, 22764), (3794, 21606), (3878, 21138), (5691, 14404), (5817, 14092), (7046, 11634), (7202, 11382), (7588, 10803), (7756, 10569)]