16252245

素因数分解:

$3^4\times 5^1\times {\mathrm{40129}}^1$

素因数の和:40146

約数の個数: 20

約数和(自身を含む): 29134380

約数和(自身を除く): 12882135

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 40129, 120387, 200645, 361161, 601935, 1083483, 1805805, 3250449, 5417415, 16252245]

約数ペア:

[(1, 16252245), (3, 5417415), (5, 3250449), (9, 1805805), (15, 1083483), (27, 601935), (45, 361161), (81, 200645), (135, 120387), (405, 40129)]