15255486

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 36080640

約数和(自身を除く): 20825154

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 71, 138, 142, 173, 207, 213, 346, 414, 426, 519, 621, 639, 1038, 1242, 1278, 1557, 1633, 1917, 3114, 3266, 3834, 3979, 4671, 4899, 7958, 9342, 9798, 11937, 12283, 14697, 23874, 24566, 29394, 35811, 36849, 44091, 71622, 73698, 88182, 107433, 110547, 214866, 221094, 282509, 331641, 565018, 663282, 847527, 1695054, 2542581, 5085162, 7627743, 15255486]

約数ペア:

[(1, 15255486), (2, 7627743), (3, 5085162), (6, 2542581), (9, 1695054), (18, 847527), (23, 663282), (27, 565018), (46, 331641), (54, 282509), (69, 221094), (71, 214866), (138, 110547), (142, 107433), (173, 88182), (207, 73698), (213, 71622), (346, 44091), (414, 36849), (426, 35811), (519, 29394), (621, 24566), (639, 23874), (1038, 14697), (1242, 12283), (1278, 11937), (1557, 9798), (1633, 9342), (1917, 7958), (3114, 4899), (3266, 4671), (3834, 3979)]