157423959

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{75721}}^1$

素因数の和:75748

約数の個数: 32

約数和(自身を含む): 290772480

約数和(自身を除く): 133348521

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 75721, 227163, 530047, 681489, 832931, 1590141, 2044467, 2498793, 4770423, 5830517, 7496379, 14311269, 17491551, 22489137, 52474653, 157423959]

約数ペア:

[(1, 157423959), (3, 52474653), (7, 22489137), (9, 17491551), (11, 14311269), (21, 7496379), (27, 5830517), (33, 4770423), (63, 2498793), (77, 2044467), (99, 1590141), (189, 832931), (231, 681489), (297, 530047), (693, 227163), (2079, 75721)]