217013745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{85607}}^1$

素因数の和:85641

約数の個数: 24

約数和(自身を含む): 375990336

約数和(自身を除く): 158976591

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 85607, 256821, 428035, 1112891, 1284105, 3338673, 5564455, 14467583, 16693365, 43402749, 72337915, 217013745]

約数ペア:

[(1, 217013745), (3, 72337915), (5, 43402749), (13, 16693365), (15, 14467583), (39, 5564455), (65, 3338673), (169, 1284105), (195, 1112891), (507, 428035), (845, 256821), (2535, 85607)]