27881275

素因数分解:

$5^2\times {\mathrm{17}}^3\times {\mathrm{227}}^1$

素因数の和:288

約数の個数: 24

約数和(自身を含む): 36894960

約数和(自身を除く): 9013685

約数列:

[1, 5, 17, 25, 85, 227, 289, 425, 1135, 1445, 3859, 4913, 5675, 7225, 19295, 24565, 65603, 96475, 122825, 328015, 1115251, 1640075, 5576255, 27881275]

約数ペア:

[(1, 27881275), (5, 5576255), (17, 1640075), (25, 1115251), (85, 328015), (227, 122825), (289, 96475), (425, 65603), (1135, 24565), (1445, 19295), (3859, 7225), (4913, 5675)]