51239316

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 123200000

約数和(自身を除く): 71960684

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 199, 258, 398, 499, 516, 597, 796, 998, 1194, 1497, 1996, 2388, 2994, 5988, 8557, 17114, 21457, 25671, 34228, 42914, 51342, 64371, 85828, 99301, 102684, 128742, 198602, 257484, 297903, 397204, 595806, 1191612, 4269943, 8539886, 12809829, 17079772, 25619658, 51239316]

約数ペア:

[(1, 51239316), (2, 25619658), (3, 17079772), (4, 12809829), (6, 8539886), (12, 4269943), (43, 1191612), (86, 595806), (129, 397204), (172, 297903), (199, 257484), (258, 198602), (398, 128742), (499, 102684), (516, 99301), (597, 85828), (796, 64371), (998, 51342), (1194, 42914), (1497, 34228), (1996, 25671), (2388, 21457), (2994, 17114), (5988, 8557)]