31289244

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:567

約数の個数: 72

約数和(自身を含む): 85800960

約数和(自身を除く): 54511716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 127, 147, 196, 254, 294, 381, 419, 508, 588, 762, 838, 889, 1257, 1524, 1676, 1778, 2514, 2667, 2933, 3556, 5028, 5334, 5866, 6223, 8799, 10668, 11732, 12446, 17598, 18669, 20531, 24892, 35196, 37338, 41062, 53213, 61593, 74676, 82124, 106426, 123186, 159639, 212852, 246372, 319278, 372491, 638556, 744982, 1117473, 1489964, 2234946, 2607437, 4469892, 5214874, 7822311, 10429748, 15644622, 31289244]

約数ペア:

[(1, 31289244), (2, 15644622), (3, 10429748), (4, 7822311), (6, 5214874), (7, 4469892), (12, 2607437), (14, 2234946), (21, 1489964), (28, 1117473), (42, 744982), (49, 638556), (84, 372491), (98, 319278), (127, 246372), (147, 212852), (196, 159639), (254, 123186), (294, 106426), (381, 82124), (419, 74676), (508, 61593), (588, 53213), (762, 41062), (838, 37338), (889, 35196), (1257, 24892), (1524, 20531), (1676, 18669), (1778, 17598), (2514, 12446), (2667, 11732), (2933, 10668), (3556, 8799), (5028, 6223), (5334, 5866)]