286855478

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 545771520

約数和(自身を除く): 258916042

約数列:

[1, 2, 7, 13, 14, 26, 71, 79, 91, 142, 158, 182, 281, 497, 553, 562, 923, 994, 1027, 1106, 1846, 1967, 2054, 3653, 3934, 5609, 6461, 7189, 7306, 11218, 12922, 14378, 19951, 22199, 25571, 39263, 39902, 44398, 51142, 72917, 78526, 139657, 145834, 155393, 259363, 279314, 288587, 310786, 510419, 518726, 577174, 1020838, 1576129, 1815541, 2020109, 3152258, 3631082, 4040218, 11032903, 20489677, 22065806, 40979354, 143427739, 286855478]

約数ペア:

[(1, 286855478), (2, 143427739), (7, 40979354), (13, 22065806), (14, 20489677), (26, 11032903), (71, 4040218), (79, 3631082), (91, 3152258), (142, 2020109), (158, 1815541), (182, 1576129), (281, 1020838), (497, 577174), (553, 518726), (562, 510419), (923, 310786), (994, 288587), (1027, 279314), (1106, 259363), (1846, 155393), (1967, 145834), (2054, 139657), (3653, 78526), (3934, 72917), (5609, 51142), (6461, 44398), (7189, 39902), (7306, 39263), (11218, 25571), (12922, 22199), (14378, 19951)]