209530295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{78623}}^1$

素因数の和:78682

約数の個数: 16

約数和(自身を含む): 277385472

約数和(自身を除く): 67855177

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 78623, 393115, 1022099, 3223543, 5110495, 16117715, 41906059, 209530295]

約数ペア:

[(1, 209530295), (5, 41906059), (13, 16117715), (41, 5110495), (65, 3223543), (205, 1022099), (533, 393115), (2665, 78623)]