398339425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{1129}}^1\times {\mathrm{1283}}^1$

素因数の和:2433

約数の個数: 24

約数和(自身を含む): 539742240

約数和(自身を除く): 141402815

約数列:

[1, 5, 11, 25, 55, 275, 1129, 1283, 5645, 6415, 12419, 14113, 28225, 32075, 62095, 70565, 310475, 352825, 1448507, 7242535, 15933577, 36212675, 79667885, 398339425]

約数ペア:

[(1, 398339425), (5, 79667885), (11, 36212675), (25, 15933577), (55, 7242535), (275, 1448507), (1129, 352825), (1283, 310475), (5645, 70565), (6415, 62095), (12419, 32075), (14113, 28225)]