2587305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 4854528

約数和(自身を除く): 2267223

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 601, 615, 861, 1435, 1803, 3005, 4207, 4305, 9015, 12621, 21035, 24641, 63105, 73923, 123205, 172487, 369615, 517461, 862435, 2587305]

約数ペア:

[(1, 2587305), (3, 862435), (5, 517461), (7, 369615), (15, 172487), (21, 123205), (35, 73923), (41, 63105), (105, 24641), (123, 21035), (205, 12621), (287, 9015), (601, 4305), (615, 4207), (861, 3005), (1435, 1803)]