198345225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{203431}}^1$

素因数の和:203457

約数の個数: 24

約数和(自身を含む): 353157952

約数和(自身を除く): 154812727

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 203431, 610293, 1017155, 2644603, 3051465, 5085775, 7933809, 13223015, 15257325, 39669045, 66115075, 198345225]

約数ペア:

[(1, 198345225), (3, 66115075), (5, 39669045), (13, 15257325), (15, 13223015), (25, 7933809), (39, 5085775), (65, 3051465), (75, 2644603), (195, 1017155), (325, 610293), (975, 203431)]