1979204031

素因数分解:

$3^3\times 7^2\times {\mathrm{257}}^1\times {\mathrm{5821}}^1$

素因数の和:6101

約数の個数: 48

約数和(自身を含む): 3424733280

約数和(自身を除く): 1445529249

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 257, 441, 771, 1323, 1799, 2313, 5397, 5821, 6939, 12593, 16191, 17463, 37779, 40747, 48573, 52389, 113337, 122241, 157167, 285229, 340011, 366723, 855687, 1100169, 1495997, 2567061, 4487991, 7701183, 10471979, 13463973, 31415937, 40391919, 73303853, 94247811, 219911559, 282743433, 659734677, 1979204031]

約数ペア:

[(1, 1979204031), (3, 659734677), (7, 282743433), (9, 219911559), (21, 94247811), (27, 73303853), (49, 40391919), (63, 31415937), (147, 13463973), (189, 10471979), (257, 7701183), (441, 4487991), (771, 2567061), (1323, 1495997), (1799, 1100169), (2313, 855687), (5397, 366723), (5821, 340011), (6939, 285229), (12593, 157167), (16191, 122241), (17463, 113337), (37779, 52389), (40747, 48573)]