13912025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 18451200

約数和(自身を除く): 4539175

約数列:

[1, 5, 25, 29, 31, 145, 155, 619, 725, 775, 899, 3095, 4495, 15475, 17951, 19189, 22475, 89755, 95945, 448775, 479725, 556481, 2782405, 13912025]

約数ペア:

[(1, 13912025), (5, 2782405), (25, 556481), (29, 479725), (31, 448775), (145, 95945), (155, 89755), (619, 22475), (725, 19189), (775, 17951), (899, 15475), (3095, 4495)]