189780255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{602477}}^1$

素因数の和:602495

約数の個数: 24

約数和(自身を含む): 375946272

約数和(自身を除く): 186166017

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 602477, 1807431, 3012385, 4217339, 5422293, 9037155, 12652017, 21086695, 27111465, 37956051, 63260085, 189780255]

約数ペア:

[(1, 189780255), (3, 63260085), (5, 37956051), (7, 27111465), (9, 21086695), (15, 12652017), (21, 9037155), (35, 5422293), (45, 4217339), (63, 3012385), (105, 1807431), (315, 602477)]