87860318

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 174545280

約数和(自身を除く): 86684962

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 73, 91, 119, 146, 182, 221, 238, 389, 442, 511, 778, 949, 1022, 1241, 1547, 1898, 2482, 2723, 3094, 5057, 5446, 6613, 6643, 8687, 10114, 13226, 13286, 16133, 17374, 28397, 32266, 35399, 46291, 56794, 70798, 85969, 92582, 112931, 171938, 198779, 225862, 369161, 397558, 482749, 601783, 738322, 965498, 1203566, 2584127, 3379243, 5168254, 6275737, 6758486, 12551474, 43930159, 87860318]

約数ペア:

[(1, 87860318), (2, 43930159), (7, 12551474), (13, 6758486), (14, 6275737), (17, 5168254), (26, 3379243), (34, 2584127), (73, 1203566), (91, 965498), (119, 738322), (146, 601783), (182, 482749), (221, 397558), (238, 369161), (389, 225862), (442, 198779), (511, 171938), (778, 112931), (949, 92582), (1022, 85969), (1241, 70798), (1547, 56794), (1898, 46291), (2482, 35399), (2723, 32266), (3094, 28397), (5057, 17374), (5446, 16133), (6613, 13286), (6643, 13226), (8687, 10114)]