779232412

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1\times {\mathrm{1297}}^1$

素因数の和:1850

約数の個数: 48

約数和(自身を含む): 1599136000

約数和(自身を除く): 819903588

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 499, 602, 998, 1204, 1297, 1996, 2594, 3493, 5188, 6986, 9079, 13972, 18158, 21457, 36316, 42914, 55771, 85828, 111542, 150199, 223084, 300398, 390397, 600796, 647203, 780794, 1294406, 1561588, 2588812, 4530421, 9060842, 18121684, 27829729, 55659458, 111318916, 194808103, 389616206, 779232412]

約数ペア:

[(1, 779232412), (2, 389616206), (4, 194808103), (7, 111318916), (14, 55659458), (28, 27829729), (43, 18121684), (86, 9060842), (172, 4530421), (301, 2588812), (499, 1561588), (602, 1294406), (998, 780794), (1204, 647203), (1297, 600796), (1996, 390397), (2594, 300398), (3493, 223084), (5188, 150199), (6986, 111542), (9079, 85828), (13972, 55771), (18158, 42914), (21457, 36316)]