198256175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{16487}}^1$

素因数の和:16547

約数の個数: 24

約数和(自身を含む): 271920096

約数和(自身を除く): 73663921

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 2405, 12025, 16487, 82435, 214331, 412175, 610019, 1071655, 3050095, 5358275, 7930247, 15250475, 39651235, 198256175]

約数ペア:

[(1, 198256175), (5, 39651235), (13, 15250475), (25, 7930247), (37, 5358275), (65, 3050095), (185, 1071655), (325, 610019), (481, 412175), (925, 214331), (2405, 82435), (12025, 16487)]