397397539

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{39397}}^1$

素因数の和:39546

約数の個数: 16

約数和(自身を含む): 499251456

約数和(自身を除く): 101853917

約数列:

[1, 7, 11, 77, 131, 917, 1441, 10087, 39397, 275779, 433367, 3033569, 5161007, 36127049, 56771077, 397397539]

約数ペア:

[(1, 397397539), (7, 56771077), (11, 36127049), (77, 5161007), (131, 3033569), (917, 433367), (1441, 275779), (10087, 39397)]