864108

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{127}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 2609152

約数和(自身を除く): 1745044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 127, 162, 189, 243, 252, 254, 324, 378, 381, 486, 508, 567, 756, 762, 889, 972, 1134, 1143, 1524, 1701, 1778, 2268, 2286, 2667, 3402, 3429, 3556, 4572, 5334, 6804, 6858, 8001, 10287, 10668, 13716, 16002, 20574, 24003, 30861, 32004, 41148, 48006, 61722, 72009, 96012, 123444, 144018, 216027, 288036, 432054, 864108]

約数ペア:

[(1, 864108), (2, 432054), (3, 288036), (4, 216027), (6, 144018), (7, 123444), (9, 96012), (12, 72009), (14, 61722), (18, 48006), (21, 41148), (27, 32004), (28, 30861), (36, 24003), (42, 20574), (54, 16002), (63, 13716), (81, 10668), (84, 10287), (108, 8001), (126, 6858), (127, 6804), (162, 5334), (189, 4572), (243, 3556), (252, 3429), (254, 3402), (324, 2667), (378, 2286), (381, 2268), (486, 1778), (508, 1701), (567, 1524), (756, 1143), (762, 1134), (889, 972)]