68453515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{28463}}^1$

素因数の和:28518

約数の個数: 16

約数和(自身を含む): 90857088

約数和(自身を除く): 22403573

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 28463, 142315, 370019, 1053131, 1850095, 5265655, 13690703, 68453515]

約数ペア:

[(1, 68453515), (5, 13690703), (13, 5265655), (37, 1850095), (65, 1053131), (185, 370019), (481, 142315), (2405, 28463)]