261570406

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{31583}}^1$

素因数の和:31727

約数の個数: 16

約数和(自身を含む): 405917568

約数和(自身を除く): 144347162

約数列:

[1, 2, 41, 82, 101, 202, 4141, 8282, 31583, 63166, 1294903, 2589806, 3189883, 6379766, 130785203, 261570406]

約数ペア:

[(1, 261570406), (2, 130785203), (41, 6379766), (82, 3189883), (101, 2589806), (202, 1294903), (4141, 63166), (8282, 31583)]