279750541

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{2437}}^1$

素因数の和:2521

約数の個数: 24

約数和(自身を含む): 345142784

約数和(自身を除く): 65392243

約数列:

[1, 7, 23, 31, 161, 217, 529, 713, 2437, 3703, 4991, 16399, 17059, 56051, 75547, 114793, 392357, 528829, 1289173, 1737581, 9024211, 12163067, 39964363, 279750541]

約数ペア:

[(1, 279750541), (7, 39964363), (23, 12163067), (31, 9024211), (161, 1737581), (217, 1289173), (529, 528829), (713, 392357), (2437, 114793), (3703, 75547), (4991, 56051), (16399, 17059)]