207856019

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{1613}}^1$

素因数の和:2110

約数の個数: 16

約数和(自身を含む): 244036800

約数和(自身を除く): 36180781

約数列:

[1, 7, 41, 287, 449, 1613, 3143, 11291, 18409, 66133, 128863, 462931, 724237, 5069659, 29693717, 207856019]

約数ペア:

[(1, 207856019), (7, 29693717), (41, 5069659), (287, 724237), (449, 462931), (1613, 128863), (3143, 66133), (11291, 18409)]