40862913

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21383}}^1$

素因数の和:21413

約数の個数: 24

約数和(自身を含む): 68257728

約数和(自身を除く): 27394815

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 21383, 64149, 149681, 277979, 449043, 833937, 1047767, 1945853, 3143301, 5837559, 13620971, 40862913]

約数ペア:

[(1, 40862913), (3, 13620971), (7, 5837559), (13, 3143301), (21, 1945853), (39, 1047767), (49, 833937), (91, 449043), (147, 277979), (273, 149681), (637, 64149), (1911, 21383)]