187238655

素因数分解:

$3^3\times 5^1\times {\mathrm{1386953}}^1$

素因数の和:1386967

約数の個数: 16

約数和(自身を含む): 332868960

約数和(自身を除く): 145630305

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1386953, 4160859, 6934765, 12482577, 20804295, 37447731, 62412885, 187238655]

約数ペア:

[(1, 187238655), (3, 62412885), (5, 37447731), (9, 20804295), (15, 12482577), (27, 6934765), (45, 4160859), (135, 1386953)]