13391748

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 35651616

約数和(自身を除く): 22259868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 43, 82, 86, 123, 129, 164, 172, 211, 246, 258, 369, 387, 422, 492, 516, 633, 738, 774, 844, 1266, 1476, 1548, 1763, 1899, 2532, 3526, 3798, 5289, 7052, 7596, 8651, 9073, 10578, 15867, 17302, 18146, 21156, 25953, 27219, 31734, 34604, 36292, 51906, 54438, 63468, 77859, 81657, 103812, 108876, 155718, 163314, 311436, 326628, 371993, 743986, 1115979, 1487972, 2231958, 3347937, 4463916, 6695874, 13391748]

約数ペア:

[(1, 13391748), (2, 6695874), (3, 4463916), (4, 3347937), (6, 2231958), (9, 1487972), (12, 1115979), (18, 743986), (36, 371993), (41, 326628), (43, 311436), (82, 163314), (86, 155718), (123, 108876), (129, 103812), (164, 81657), (172, 77859), (211, 63468), (246, 54438), (258, 51906), (369, 36292), (387, 34604), (422, 31734), (492, 27219), (516, 25953), (633, 21156), (738, 18146), (774, 17302), (844, 15867), (1266, 10578), (1476, 9073), (1548, 8651), (1763, 7596), (1899, 7052), (2532, 5289), (3526, 3798)]