28973538

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:325

約数の個数: 80

約数和(自身を含む): 72135360

約数和(自身を除く): 43161822

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 71, 81, 99, 142, 162, 198, 213, 229, 297, 426, 458, 594, 639, 687, 781, 891, 1278, 1374, 1562, 1782, 1917, 2061, 2343, 2519, 3834, 4122, 4686, 5038, 5751, 6183, 7029, 7557, 11502, 12366, 14058, 15114, 16259, 18549, 21087, 22671, 32518, 37098, 42174, 45342, 48777, 63261, 68013, 97554, 126522, 136026, 146331, 178849, 204039, 292662, 357698, 408078, 438993, 536547, 877986, 1073094, 1316979, 1609641, 2633958, 3219282, 4828923, 9657846, 14486769, 28973538]

約数ペア:

[(1, 28973538), (2, 14486769), (3, 9657846), (6, 4828923), (9, 3219282), (11, 2633958), (18, 1609641), (22, 1316979), (27, 1073094), (33, 877986), (54, 536547), (66, 438993), (71, 408078), (81, 357698), (99, 292662), (142, 204039), (162, 178849), (198, 146331), (213, 136026), (229, 126522), (297, 97554), (426, 68013), (458, 63261), (594, 48777), (639, 45342), (687, 42174), (781, 37098), (891, 32518), (1278, 22671), (1374, 21087), (1562, 18549), (1782, 16259), (1917, 15114), (2061, 14058), (2343, 12366), (2519, 11502), (3834, 7557), (4122, 7029), (4686, 6183), (5038, 5751)]