17211225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{13499}}^1$

素因数の和:13529

約数の個数: 24

約数和(自身を含む): 30132000

約数和(自身を除く): 12920775

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 13499, 40497, 67495, 202485, 229483, 337475, 688449, 1012425, 1147415, 3442245, 5737075, 17211225]

約数ペア:

[(1, 17211225), (3, 5737075), (5, 3442245), (15, 1147415), (17, 1012425), (25, 688449), (51, 337475), (75, 229483), (85, 202485), (255, 67495), (425, 40497), (1275, 13499)]