42655815

素因数分解:

$3^4\times 5^1\times {\mathrm{105323}}^1$

素因数の和:105340

約数の個数: 20

約数和(自身を含む): 76465224

約数和(自身を除く): 33809409

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 105323, 315969, 526615, 947907, 1579845, 2843721, 4739535, 8531163, 14218605, 42655815]

約数ペア:

[(1, 42655815), (3, 14218605), (5, 8531163), (9, 4739535), (15, 2843721), (27, 1579845), (45, 947907), (81, 526615), (135, 315969), (405, 105323)]