38665921

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1753}}^1$

素因数の和:1920

約数の個数: 16

約数和(自身を含む): 46473984

約数和(自身を除く): 7808063

約数列:

[1, 7, 23, 137, 161, 959, 1753, 3151, 12271, 22057, 40319, 240161, 282233, 1681127, 5523703, 38665921]

約数ペア:

[(1, 38665921), (7, 5523703), (23, 1681127), (137, 282233), (161, 240161), (959, 40319), (1753, 22057), (3151, 12271)]