31439115

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{727}}^1$

素因数の和:800

約数の個数: 36

約数和(自身を含む): 56386512

約数和(自身を除く): 24947397

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 727, 961, 1395, 2181, 2883, 3635, 4805, 6543, 8649, 10905, 14415, 22537, 32715, 43245, 67611, 112685, 202833, 338055, 698647, 1014165, 2095941, 3493235, 6287823, 10479705, 31439115]

約数ペア:

[(1, 31439115), (3, 10479705), (5, 6287823), (9, 3493235), (15, 2095941), (31, 1014165), (45, 698647), (93, 338055), (155, 202833), (279, 112685), (465, 67611), (727, 43245), (961, 32715), (1395, 22537), (2181, 14415), (2883, 10905), (3635, 8649), (4805, 6543)]