28811706

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 74856960

約数和(自身を除く): 46045254

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 59, 66, 77, 98, 118, 147, 151, 154, 177, 231, 294, 302, 354, 413, 453, 462, 539, 649, 826, 906, 1057, 1078, 1239, 1298, 1617, 1661, 1947, 2114, 2478, 2891, 3171, 3234, 3322, 3894, 4543, 4983, 5782, 6342, 7399, 8673, 8909, 9086, 9966, 11627, 13629, 14798, 17346, 17818, 22197, 23254, 26727, 27258, 31801, 34881, 44394, 53454, 62363, 63602, 69762, 81389, 95403, 97999, 124726, 162778, 187089, 190806, 195998, 244167, 293997, 374178, 436541, 488334, 587994, 685993, 873082, 1309623, 1371986, 2057979, 2619246, 4115958, 4801951, 9603902, 14405853, 28811706]

約数ペア:

[(1, 28811706), (2, 14405853), (3, 9603902), (6, 4801951), (7, 4115958), (11, 2619246), (14, 2057979), (21, 1371986), (22, 1309623), (33, 873082), (42, 685993), (49, 587994), (59, 488334), (66, 436541), (77, 374178), (98, 293997), (118, 244167), (147, 195998), (151, 190806), (154, 187089), (177, 162778), (231, 124726), (294, 97999), (302, 95403), (354, 81389), (413, 69762), (453, 63602), (462, 62363), (539, 53454), (649, 44394), (826, 34881), (906, 31801), (1057, 27258), (1078, 26727), (1239, 23254), (1298, 22197), (1617, 17818), (1661, 17346), (1947, 14798), (2114, 13629), (2478, 11627), (2891, 9966), (3171, 9086), (3234, 8909), (3322, 8673), (3894, 7399), (4543, 6342), (4983, 5782)]