81812698

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{9137}}^1$

素因数の和:9198

約数の個数: 24

約数和(自身を含む): 138550356

約数和(自身を除く): 56737658

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 4477, 8954, 9137, 18274, 100507, 201014, 338069, 676138, 1105577, 2211154, 3718759, 7437518, 40906349, 81812698]

約数ペア:

[(1, 81812698), (2, 40906349), (11, 7437518), (22, 3718759), (37, 2211154), (74, 1105577), (121, 676138), (242, 338069), (407, 201014), (814, 100507), (4477, 18274), (8954, 9137)]