31149774

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1123}}^1$

素因数の和:1221

約数の個数: 48

約数和(自身を含む): 71540352

約数和(自身を除く): 40390578

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 67, 69, 134, 138, 201, 207, 402, 414, 603, 1123, 1206, 1541, 2246, 3082, 3369, 4623, 6738, 9246, 10107, 13869, 20214, 25829, 27738, 51658, 75241, 77487, 150482, 154974, 225723, 232461, 451446, 464922, 677169, 1354338, 1730543, 3461086, 5191629, 10383258, 15574887, 31149774]

約数ペア:

[(1, 31149774), (2, 15574887), (3, 10383258), (6, 5191629), (9, 3461086), (18, 1730543), (23, 1354338), (46, 677169), (67, 464922), (69, 451446), (134, 232461), (138, 225723), (201, 154974), (207, 150482), (402, 77487), (414, 75241), (603, 51658), (1123, 27738), (1206, 25829), (1541, 20214), (2246, 13869), (3082, 10107), (3369, 9246), (4623, 6738)]