207856405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{25457}}^1$

素因数の和:25556

約数の個数: 16

約数和(自身を含む): 263948544

約数和(自身を除く): 56092139

約数列:

[1, 5, 23, 71, 115, 355, 1633, 8165, 25457, 127285, 585511, 1807447, 2927555, 9037235, 41571281, 207856405]

約数ペア:

[(1, 207856405), (5, 41571281), (23, 9037235), (71, 2927555), (115, 1807447), (355, 585511), (1633, 127285), (8165, 25457)]