189459507

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{599}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 276480000

約数和(自身を除く): 87020493

約数列:

[1, 3, 19, 31, 57, 93, 179, 537, 589, 599, 1767, 1797, 3401, 5549, 10203, 11381, 16647, 18569, 34143, 55707, 105431, 107221, 316293, 321663, 352811, 1058433, 2037199, 3323851, 6111597, 9971553, 63153169, 189459507]

約数ペア:

[(1, 189459507), (3, 63153169), (19, 9971553), (31, 6111597), (57, 3323851), (93, 2037199), (179, 1058433), (537, 352811), (589, 321663), (599, 316293), (1767, 107221), (1797, 105431), (3401, 55707), (5549, 34143), (10203, 18569), (11381, 16647)]