171469225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1289}}^1$

素因数の和:1629

約数の個数: 24

約数和(自身を含む): 226023480

約数和(自身を除く): 54554255

約数列:

[1, 5, 17, 25, 85, 313, 425, 1289, 1565, 5321, 6445, 7825, 21913, 26605, 32225, 109565, 133025, 403457, 547825, 2017285, 6858769, 10086425, 34293845, 171469225]

約数ペア:

[(1, 171469225), (5, 34293845), (17, 10086425), (25, 6858769), (85, 2017285), (313, 547825), (425, 403457), (1289, 133025), (1565, 109565), (5321, 32225), (6445, 26605), (7825, 21913)]