261312457

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1\times {\mathrm{3559}}^1$

素因数の和:4200

約数の個数: 16

約数和(自身を含む): 316811520

約数和(自身を除く): 55499063

約数列:

[1, 7, 17, 119, 617, 3559, 4319, 10489, 24913, 60503, 73423, 423521, 2195903, 15371321, 37330351, 261312457]

約数ペア:

[(1, 261312457), (7, 37330351), (17, 15371321), (119, 2195903), (617, 423521), (3559, 73423), (4319, 60503), (10489, 24913)]