218804551

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1193}}^1$

素因数の和:1423

約数の個数: 24

約数和(自身を含む): 269509680

約数和(自身を除く): 50705129

約数列:

[1, 7, 19, 49, 133, 197, 931, 1193, 1379, 3743, 8351, 9653, 22667, 26201, 58457, 158669, 183407, 235021, 1110683, 1645147, 4465399, 11516029, 31257793, 218804551]

約数ペア:

[(1, 218804551), (7, 31257793), (19, 11516029), (49, 4465399), (133, 1645147), (197, 1110683), (931, 235021), (1193, 183407), (1379, 158669), (3743, 58457), (8351, 26201), (9653, 22667)]