28825812

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 84651840

約数和(自身を除く): 55826028

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 37, 38, 51, 57, 67, 68, 74, 76, 102, 111, 114, 134, 148, 153, 171, 201, 204, 222, 228, 268, 306, 323, 333, 342, 402, 444, 603, 612, 629, 646, 666, 684, 703, 804, 969, 1139, 1206, 1258, 1273, 1292, 1332, 1406, 1887, 1938, 2109, 2278, 2412, 2479, 2516, 2546, 2812, 2907, 3417, 3774, 3819, 3876, 4218, 4556, 4958, 5092, 5661, 5814, 6327, 6834, 7437, 7548, 7638, 8436, 9916, 10251, 11322, 11457, 11628, 11951, 12654, 13668, 14874, 15276, 20502, 21641, 22311, 22644, 22914, 23902, 25308, 29748, 35853, 41004, 42143, 43282, 44622, 45828, 47101, 47804, 64923, 71706, 84286, 86564, 89244, 94202, 107559, 126429, 129846, 141303, 143412, 168572, 188404, 194769, 215118, 252858, 259692, 282606, 379287, 389538, 423909, 430236, 505716, 565212, 758574, 779076, 800717, 847818, 1517148, 1601434, 1695636, 2402151, 3202868, 4804302, 7206453, 9608604, 14412906, 28825812]

約数ペア:

[(1, 28825812), (2, 14412906), (3, 9608604), (4, 7206453), (6, 4804302), (9, 3202868), (12, 2402151), (17, 1695636), (18, 1601434), (19, 1517148), (34, 847818), (36, 800717), (37, 779076), (38, 758574), (51, 565212), (57, 505716), (67, 430236), (68, 423909), (74, 389538), (76, 379287), (102, 282606), (111, 259692), (114, 252858), (134, 215118), (148, 194769), (153, 188404), (171, 168572), (201, 143412), (204, 141303), (222, 129846), (228, 126429), (268, 107559), (306, 94202), (323, 89244), (333, 86564), (342, 84286), (402, 71706), (444, 64923), (603, 47804), (612, 47101), (629, 45828), (646, 44622), (666, 43282), (684, 42143), (703, 41004), (804, 35853), (969, 29748), (1139, 25308), (1206, 23902), (1258, 22914), (1273, 22644), (1292, 22311), (1332, 21641), (1406, 20502), (1887, 15276), (1938, 14874), (2109, 13668), (2278, 12654), (2412, 11951), (2479, 11628), (2516, 11457), (2546, 11322), (2812, 10251), (2907, 9916), (3417, 8436), (3774, 7638), (3819, 7548), (3876, 7437), (4218, 6834), (4556, 6327), (4958, 5814), (5092, 5661)]