56117187

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{347}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 99021312

約数和(自身を除く): 42904125

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 151, 153, 347, 357, 453, 1041, 1057, 1071, 1359, 2429, 2567, 3123, 3171, 5899, 7287, 7701, 9513, 17697, 17969, 21861, 23103, 41293, 52397, 53091, 53907, 123879, 157191, 161721, 366779, 371637, 471573, 890749, 1100337, 2672247, 3301011, 6235243, 8016741, 18705729, 56117187]

約数ペア:

[(1, 56117187), (3, 18705729), (7, 8016741), (9, 6235243), (17, 3301011), (21, 2672247), (51, 1100337), (63, 890749), (119, 471573), (151, 371637), (153, 366779), (347, 161721), (357, 157191), (453, 123879), (1041, 53907), (1057, 53091), (1071, 52397), (1359, 41293), (2429, 23103), (2567, 21861), (3123, 17969), (3171, 17697), (5899, 9513), (7287, 7701)]