13797273

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1997}}^1$

素因数の和:2061

約数の個数: 24

約数和(自身を含む): 21866112

約数和(自身を除く): 8068839

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 1997, 2303, 5991, 6909, 13979, 41937, 93859, 97853, 281577, 293559, 657013, 1971039, 4599091, 13797273]

約数ペア:

[(1, 13797273), (3, 4599091), (7, 1971039), (21, 657013), (47, 293559), (49, 281577), (141, 97853), (147, 93859), (329, 41937), (987, 13979), (1997, 6909), (2303, 5991)]