444105

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 786240

約数和(自身を除く): 342135

約数列:

[1, 3, 5, 9, 15, 45, 71, 139, 213, 355, 417, 639, 695, 1065, 1251, 2085, 3195, 6255, 9869, 29607, 49345, 88821, 148035, 444105]

約数ペア:

[(1, 444105), (3, 148035), (5, 88821), (9, 49345), (15, 29607), (45, 9869), (71, 6255), (139, 3195), (213, 2085), (355, 1251), (417, 1065), (639, 695)]