15616188

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2047

約数の個数: 72

約数和(自身を含む): 46592000

約数和(自身を除く): 30975812

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 1999, 2604, 3906, 3998, 5997, 7812, 7996, 11994, 13993, 17991, 23988, 27986, 35982, 41979, 55972, 61969, 71964, 83958, 123938, 125937, 167916, 185907, 247876, 251874, 371814, 433783, 503748, 557721, 743628, 867566, 1115442, 1301349, 1735132, 2230884, 2602698, 3904047, 5205396, 7808094, 15616188]

約数ペア:

[(1, 15616188), (2, 7808094), (3, 5205396), (4, 3904047), (6, 2602698), (7, 2230884), (9, 1735132), (12, 1301349), (14, 1115442), (18, 867566), (21, 743628), (28, 557721), (31, 503748), (36, 433783), (42, 371814), (62, 251874), (63, 247876), (84, 185907), (93, 167916), (124, 125937), (126, 123938), (186, 83958), (217, 71964), (252, 61969), (279, 55972), (372, 41979), (434, 35982), (558, 27986), (651, 23988), (868, 17991), (1116, 13993), (1302, 11994), (1953, 7996), (1999, 7812), (2604, 5997), (3906, 3998)]