2506371

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 3969792

約数和(自身を除く): 1463421

約数列:

[1, 3, 7, 21, 41, 71, 123, 213, 287, 497, 861, 1491, 1681, 2911, 5043, 8733, 11767, 20377, 35301, 61131, 119351, 358053, 835457, 2506371]

約数ペア:

[(1, 2506371), (3, 835457), (7, 358053), (21, 119351), (41, 61131), (71, 35301), (123, 20377), (213, 11767), (287, 8733), (497, 5043), (861, 2911), (1491, 1681)]