28012824

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 90316800

約数和(自身を除く): 62303976

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 97, 108, 126, 168, 189, 191, 194, 216, 252, 291, 378, 382, 388, 504, 573, 582, 679, 756, 764, 776, 873, 1146, 1164, 1337, 1358, 1512, 1528, 1719, 1746, 2037, 2292, 2328, 2619, 2674, 2716, 3438, 3492, 4011, 4074, 4584, 5157, 5238, 5348, 5432, 6111, 6876, 6984, 8022, 8148, 10314, 10476, 10696, 12033, 12222, 13752, 16044, 16296, 18333, 18527, 20628, 20952, 24066, 24444, 32088, 36099, 36666, 37054, 41256, 48132, 48888, 55581, 72198, 73332, 74108, 96264, 111162, 129689, 144396, 146664, 148216, 166743, 222324, 259378, 288792, 333486, 389067, 444648, 500229, 518756, 666972, 778134, 1000458, 1037512, 1167201, 1333944, 1556268, 2000916, 2334402, 3112536, 3501603, 4001832, 4668804, 7003206, 9337608, 14006412, 28012824]

約数ペア:

[(1, 28012824), (2, 14006412), (3, 9337608), (4, 7003206), (6, 4668804), (7, 4001832), (8, 3501603), (9, 3112536), (12, 2334402), (14, 2000916), (18, 1556268), (21, 1333944), (24, 1167201), (27, 1037512), (28, 1000458), (36, 778134), (42, 666972), (54, 518756), (56, 500229), (63, 444648), (72, 389067), (84, 333486), (97, 288792), (108, 259378), (126, 222324), (168, 166743), (189, 148216), (191, 146664), (194, 144396), (216, 129689), (252, 111162), (291, 96264), (378, 74108), (382, 73332), (388, 72198), (504, 55581), (573, 48888), (582, 48132), (679, 41256), (756, 37054), (764, 36666), (776, 36099), (873, 32088), (1146, 24444), (1164, 24066), (1337, 20952), (1358, 20628), (1512, 18527), (1528, 18333), (1719, 16296), (1746, 16044), (2037, 13752), (2292, 12222), (2328, 12033), (2619, 10696), (2674, 10476), (2716, 10314), (3438, 8148), (3492, 8022), (4011, 6984), (4074, 6876), (4584, 6111), (5157, 5432), (5238, 5348)]