51207205

素因数分解:

$5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4447}}^1$

素因数の和:4513

約数の個数: 24

約数和(自身を含む): 73018368

約数和(自身を除く): 21811163

約数列:

[1, 5, 7, 35, 47, 49, 235, 245, 329, 1645, 2303, 4447, 11515, 22235, 31129, 155645, 209009, 217903, 1045045, 1089515, 1463063, 7315315, 10241441, 51207205]

約数ペア:

[(1, 51207205), (5, 10241441), (7, 7315315), (35, 1463063), (47, 1089515), (49, 1045045), (235, 217903), (245, 209009), (329, 155645), (1645, 31129), (2303, 22235), (4447, 11515)]