78047658

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1523}}^1$

素因数の和:1620

約数の個数: 64

約数和(自身を含む): 189463680

約数和(自身を除く): 111416022

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 73, 78, 117, 146, 219, 234, 351, 438, 657, 702, 949, 1314, 1523, 1898, 1971, 2847, 3046, 3942, 4569, 5694, 8541, 9138, 13707, 17082, 19799, 25623, 27414, 39598, 41121, 51246, 59397, 82242, 111179, 118794, 178191, 222358, 333537, 356382, 534573, 667074, 1000611, 1069146, 1445327, 2001222, 2890654, 3001833, 4335981, 6003666, 8671962, 13007943, 26015886, 39023829, 78047658]

約数ペア:

[(1, 78047658), (2, 39023829), (3, 26015886), (6, 13007943), (9, 8671962), (13, 6003666), (18, 4335981), (26, 3001833), (27, 2890654), (39, 2001222), (54, 1445327), (73, 1069146), (78, 1000611), (117, 667074), (146, 534573), (219, 356382), (234, 333537), (351, 222358), (438, 178191), (657, 118794), (702, 111179), (949, 82242), (1314, 59397), (1523, 51246), (1898, 41121), (1971, 39598), (2847, 27414), (3046, 25623), (3942, 19799), (4569, 17082), (5694, 13707), (8541, 9138)]