520128129

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1847}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 741565440

約数和(自身を除く): 221437311

約数列:

[1, 3, 37, 43, 59, 111, 129, 177, 1591, 1847, 2183, 2537, 4773, 5541, 6549, 7611, 68339, 79421, 93869, 108973, 205017, 238263, 281607, 326919, 2938577, 4032001, 4685839, 8815731, 12096003, 14057517, 173376043, 520128129]

約数ペア:

[(1, 520128129), (3, 173376043), (37, 14057517), (43, 12096003), (59, 8815731), (111, 4685839), (129, 4032001), (177, 2938577), (1591, 326919), (1847, 281607), (2183, 238263), (2537, 205017), (4773, 108973), (5541, 93869), (6549, 79421), (7611, 68339)]