221406888

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{1009}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 570124800

約数和(自身を除く): 348717912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 223, 246, 328, 446, 492, 669, 892, 984, 1009, 1338, 1784, 2018, 2676, 3027, 4036, 5352, 6054, 8072, 9143, 12108, 18286, 24216, 27429, 36572, 41369, 54858, 73144, 82738, 109716, 124107, 165476, 219432, 225007, 248214, 330952, 450014, 496428, 675021, 900028, 992856, 1350042, 1800056, 2700084, 5400168, 9225287, 18450574, 27675861, 36901148, 55351722, 73802296, 110703444, 221406888]

約数ペア:

[(1, 221406888), (2, 110703444), (3, 73802296), (4, 55351722), (6, 36901148), (8, 27675861), (12, 18450574), (24, 9225287), (41, 5400168), (82, 2700084), (123, 1800056), (164, 1350042), (223, 992856), (246, 900028), (328, 675021), (446, 496428), (492, 450014), (669, 330952), (892, 248214), (984, 225007), (1009, 219432), (1338, 165476), (1784, 124107), (2018, 109716), (2676, 82738), (3027, 73144), (4036, 54858), (5352, 41369), (6054, 36572), (8072, 27429), (9143, 24216), (12108, 18286)]