39688131

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{99469}}^1$

素因数の和:99498

約数の個数: 16

約数和(自身を含む): 63660800

約数和(自身を除く): 23972669

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 99469, 298407, 696283, 1889911, 2088849, 5669733, 13229377, 39688131]

約数ペア:

[(1, 39688131), (3, 13229377), (7, 5669733), (19, 2088849), (21, 1889911), (57, 696283), (133, 298407), (399, 99469)]