28542165

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61381}}^1$

素因数の和:61420

約数の個数: 16

約数和(自身を含む): 47141376

約数和(自身を除く): 18599211

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 61381, 184143, 306905, 920715, 1902811, 5708433, 9514055, 28542165]

約数ペア:

[(1, 28542165), (3, 9514055), (5, 5708433), (15, 1902811), (31, 920715), (93, 306905), (155, 184143), (465, 61381)]