2178306858

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{569939}}^1$

素因数の和:569971

約数の個数: 48

約数和(自身を含む): 5457745440

約数和(自身を除く): 3279438582

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 569939, 1139878, 1709817, 3419634, 3989573, 7409207, 7979146, 11968719, 14818414, 22227621, 23937438, 27927011, 44455242, 51864449, 55854022, 83781033, 103728898, 155593347, 167562066, 311186694, 363051143, 726102286, 1089153429, 2178306858]

約数ペア:

[(1, 2178306858), (2, 1089153429), (3, 726102286), (6, 363051143), (7, 311186694), (13, 167562066), (14, 155593347), (21, 103728898), (26, 83781033), (39, 55854022), (42, 51864449), (49, 44455242), (78, 27927011), (91, 23937438), (98, 22227621), (147, 14818414), (182, 11968719), (273, 7979146), (294, 7409207), (546, 3989573), (637, 3419634), (1274, 1709817), (1911, 1139878), (3822, 569939)]