98947225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17909}}^1$

素因数の和:17949

約数の個数: 24

約数和(自身を含む): 139912920

約数和(自身を除く): 40965695

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 17909, 89545, 232817, 304453, 447725, 1164085, 1522265, 3957889, 5820425, 7611325, 19789445, 98947225]

約数ペア:

[(1, 98947225), (5, 19789445), (13, 7611325), (17, 5820425), (25, 3957889), (65, 1522265), (85, 1164085), (221, 447725), (325, 304453), (425, 232817), (1105, 89545), (5525, 17909)]