28389992

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 54465480

約数和(自身を除く): 26075488

約数列:

[1, 2, 4, 8, 73, 146, 173, 281, 292, 346, 562, 584, 692, 1124, 1384, 2248, 12629, 20513, 25258, 41026, 48613, 50516, 82052, 97226, 101032, 164104, 194452, 388904, 3548749, 7097498, 14194996, 28389992]

約数ペア:

[(1, 28389992), (2, 14194996), (4, 7097498), (8, 3548749), (73, 388904), (146, 194452), (173, 164104), (281, 101032), (292, 97226), (346, 82052), (562, 50516), (584, 48613), (692, 41026), (1124, 25258), (1384, 20513), (2248, 12629)]