16687455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2111}}^1$

素因数の和:2167

約数の個数: 32

約数和(自身を含む): 29196288

約数和(自身を除く): 12508833

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 1581, 2111, 2635, 6333, 7905, 10555, 31665, 35887, 65441, 107661, 179435, 196323, 327205, 538305, 981615, 1112497, 3337491, 5562485, 16687455]

約数ペア:

[(1, 16687455), (3, 5562485), (5, 3337491), (15, 1112497), (17, 981615), (31, 538305), (51, 327205), (85, 196323), (93, 179435), (155, 107661), (255, 65441), (465, 35887), (527, 31665), (1581, 10555), (2111, 7905), (2635, 6333)]