16662645

素因数分解:

$3^3\times 5^1\times {\mathrm{123427}}^1$

素因数の和:123441

約数の個数: 16

約数和(自身を含む): 29622720

約数和(自身を除く): 12960075

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 123427, 370281, 617135, 1110843, 1851405, 3332529, 5554215, 16662645]

約数ペア:

[(1, 16662645), (3, 5554215), (5, 3332529), (9, 1851405), (15, 1110843), (27, 617135), (45, 370281), (135, 123427)]