16620255

素因数分解:

$3^3\times 5^1\times {\mathrm{123113}}^1$

素因数の和:123127

約数の個数: 16

約数和(自身を含む): 29547360

約数和(自身を除く): 12927105

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 123113, 369339, 615565, 1108017, 1846695, 3324051, 5540085, 16620255]

約数ペア:

[(1, 16620255), (3, 5540085), (5, 3324051), (9, 1846695), (15, 1108017), (27, 615565), (45, 369339), (135, 123113)]