138121473

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{40351}}^1$

素因数の和:40524

約数の個数: 16

約数和(自身を含む): 211767296

約数和(自身を除く): 73645823

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 40351, 121053, 282457, 847371, 6577213, 19731639, 46040491, 138121473]

約数ペア:

[(1, 138121473), (3, 46040491), (7, 19731639), (21, 6577213), (163, 847371), (489, 282457), (1141, 121053), (3423, 40351)]