212343831

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{108727}}^1$

素因数の和:108771

約数の個数: 24

約数和(自身を含む): 361846784

約数和(自身を除く): 149502953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 108727, 326181, 761089, 978543, 2283267, 3370537, 6849801, 10111611, 23593759, 30334833, 70781277, 212343831]

約数ペア:

[(1, 212343831), (3, 70781277), (7, 30334833), (9, 23593759), (21, 10111611), (31, 6849801), (63, 3370537), (93, 2283267), (217, 978543), (279, 761089), (651, 326181), (1953, 108727)]