726974521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{5483}}^1$

素因数の和:5581

約数の個数: 32

約数和(自身を含む): 943423488

約数和(自身を除く): 216448967

約数列:

[1, 7, 13, 31, 47, 91, 217, 329, 403, 611, 1457, 2821, 4277, 5483, 10199, 18941, 38381, 71279, 132587, 169973, 257701, 498953, 1189811, 1803907, 2209649, 3350113, 7988731, 15467543, 23450791, 55921117, 103853503, 726974521]

約数ペア:

[(1, 726974521), (7, 103853503), (13, 55921117), (31, 23450791), (47, 15467543), (91, 7988731), (217, 3350113), (329, 2209649), (403, 1803907), (611, 1189811), (1457, 498953), (2821, 257701), (4277, 169973), (5483, 132587), (10199, 71279), (18941, 38381)]