1290291279

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 1933424640

約数和(自身を除く): 643133361

約数列:

[1, 3, 17, 41, 51, 73, 79, 107, 123, 219, 237, 321, 697, 1241, 1343, 1819, 2091, 2993, 3239, 3723, 4029, 4387, 5457, 5767, 7811, 8453, 8979, 9717, 13161, 17301, 23433, 25359, 50881, 55063, 74579, 98039, 132787, 143701, 152643, 165189, 223737, 236447, 294117, 320251, 346573, 398361, 431103, 617069, 709341, 960753, 1039719, 1851207, 4019599, 5444267, 5891741, 10490173, 12058797, 16332801, 17675223, 25299829, 31470519, 75899487, 430097093, 1290291279]

約数ペア:

[(1, 1290291279), (3, 430097093), (17, 75899487), (41, 31470519), (51, 25299829), (73, 17675223), (79, 16332801), (107, 12058797), (123, 10490173), (219, 5891741), (237, 5444267), (321, 4019599), (697, 1851207), (1241, 1039719), (1343, 960753), (1819, 709341), (2091, 617069), (2993, 431103), (3239, 398361), (3723, 346573), (4029, 320251), (4387, 294117), (5457, 236447), (5767, 223737), (7811, 165189), (8453, 152643), (8979, 143701), (9717, 132787), (13161, 98039), (17301, 74579), (23433, 55063), (25359, 50881)]