28726974

素因数分解:

$2^1\times 3^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:117

約数の個数: 112

約数和(自身を含む): 73187280

約数和(自身を除く): 44460306

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 27, 34, 38, 51, 54, 57, 61, 81, 102, 114, 122, 153, 162, 171, 183, 243, 306, 323, 342, 366, 459, 486, 513, 549, 646, 729, 918, 969, 1026, 1037, 1098, 1159, 1377, 1458, 1539, 1647, 1938, 2074, 2318, 2754, 2907, 3078, 3111, 3294, 3477, 4131, 4617, 4941, 5814, 6222, 6954, 8262, 8721, 9234, 9333, 9882, 10431, 12393, 13851, 14823, 17442, 18666, 19703, 20862, 24786, 26163, 27702, 27999, 29646, 31293, 39406, 44469, 52326, 55998, 59109, 62586, 78489, 83997, 88938, 93879, 118218, 156978, 167994, 177327, 187758, 235467, 251991, 281637, 354654, 470934, 503982, 531981, 563274, 755973, 844911, 1063962, 1511946, 1595943, 1689822, 3191886, 4787829, 9575658, 14363487, 28726974]

約数ペア:

[(1, 28726974), (2, 14363487), (3, 9575658), (6, 4787829), (9, 3191886), (17, 1689822), (18, 1595943), (19, 1511946), (27, 1063962), (34, 844911), (38, 755973), (51, 563274), (54, 531981), (57, 503982), (61, 470934), (81, 354654), (102, 281637), (114, 251991), (122, 235467), (153, 187758), (162, 177327), (171, 167994), (183, 156978), (243, 118218), (306, 93879), (323, 88938), (342, 83997), (366, 78489), (459, 62586), (486, 59109), (513, 55998), (549, 52326), (646, 44469), (729, 39406), (918, 31293), (969, 29646), (1026, 27999), (1037, 27702), (1098, 26163), (1159, 24786), (1377, 20862), (1458, 19703), (1539, 18666), (1647, 17442), (1938, 14823), (2074, 13851), (2318, 12393), (2754, 10431), (2907, 9882), (3078, 9333), (3111, 9234), (3294, 8721), (3477, 8262), (4131, 6954), (4617, 6222), (4941, 5814)]