28786338

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 76826880

約数和(自身を除く): 48040542

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 89, 102, 119, 126, 151, 153, 178, 238, 267, 302, 306, 357, 453, 534, 623, 714, 801, 906, 1057, 1071, 1246, 1359, 1513, 1602, 1869, 2114, 2142, 2567, 2718, 3026, 3171, 3738, 4539, 5134, 5607, 6342, 7701, 9078, 9513, 10591, 11214, 13439, 13617, 15402, 17969, 19026, 21182, 23103, 26878, 27234, 31773, 35938, 40317, 46206, 53907, 63546, 80634, 94073, 95319, 107814, 120951, 161721, 188146, 190638, 228463, 241902, 282219, 323442, 456926, 564438, 685389, 846657, 1370778, 1599241, 1693314, 2056167, 3198482, 4112334, 4797723, 9595446, 14393169, 28786338]

約数ペア:

[(1, 28786338), (2, 14393169), (3, 9595446), (6, 4797723), (7, 4112334), (9, 3198482), (14, 2056167), (17, 1693314), (18, 1599241), (21, 1370778), (34, 846657), (42, 685389), (51, 564438), (63, 456926), (89, 323442), (102, 282219), (119, 241902), (126, 228463), (151, 190638), (153, 188146), (178, 161721), (238, 120951), (267, 107814), (302, 95319), (306, 94073), (357, 80634), (453, 63546), (534, 53907), (623, 46206), (714, 40317), (801, 35938), (906, 31773), (1057, 27234), (1071, 26878), (1246, 23103), (1359, 21182), (1513, 19026), (1602, 17969), (1869, 15402), (2114, 13617), (2142, 13439), (2567, 11214), (2718, 10591), (3026, 9513), (3171, 9078), (3738, 7701), (4539, 6342), (5134, 5607)]