71450421

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{9749}}^1$

素因数の和:10108

約数の個数: 16

約数和(自身を含む): 109200000

約数和(自身を除く): 37749579

約数列:

[1, 3, 7, 21, 349, 1047, 2443, 7329, 9749, 29247, 68243, 204729, 3402401, 10207203, 23816807, 71450421]

約数ペア:

[(1, 71450421), (3, 23816807), (7, 10207203), (21, 3402401), (349, 204729), (1047, 68243), (2443, 29247), (7329, 9749)]