15242339

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 18078720

約数和(自身を除く): 2836381

約数列:

[1, 7, 43, 79, 301, 553, 641, 3397, 4487, 23779, 27563, 50639, 192941, 354473, 2177477, 15242339]

約数ペア:

[(1, 15242339), (7, 2177477), (43, 354473), (79, 192941), (301, 50639), (553, 27563), (641, 23779), (3397, 4487)]