127749545

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{853}}^1$

素因数の和:1265

約数の個数: 32

約数和(自身を含む): 191842560

約数和(自身を除く): 64093015

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 389, 853, 1945, 2723, 4265, 4279, 5971, 9383, 13615, 21395, 29855, 29953, 46915, 65681, 149765, 328405, 331817, 1659085, 2322719, 3649987, 11613595, 18249935, 25549909, 127749545]

約数ペア:

[(1, 127749545), (5, 25549909), (7, 18249935), (11, 11613595), (35, 3649987), (55, 2322719), (77, 1659085), (385, 331817), (389, 328405), (853, 149765), (1945, 65681), (2723, 46915), (4265, 29953), (4279, 29855), (5971, 21395), (9383, 13615)]