30531445

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 43338240

約数和(自身を除く): 12806795

約数列:

[1, 5, 7, 35, 53, 109, 151, 265, 371, 545, 755, 763, 1057, 1855, 3815, 5285, 5777, 8003, 16459, 28885, 40015, 40439, 56021, 82295, 115213, 202195, 280105, 576065, 872327, 4361635, 6106289, 30531445]

約数ペア:

[(1, 30531445), (5, 6106289), (7, 4361635), (35, 872327), (53, 576065), (109, 280105), (151, 202195), (265, 115213), (371, 82295), (545, 56021), (755, 40439), (763, 40015), (1057, 28885), (1855, 16459), (3815, 8003), (5285, 5777)]