72131916

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1999}}^1$

素因数の和:2134

約数の個数: 48

約数和(自身を含む): 175616000

約数和(自身を除く): 103484084

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 97, 124, 186, 194, 291, 372, 388, 582, 1164, 1999, 3007, 3998, 5997, 6014, 7996, 9021, 11994, 12028, 18042, 23988, 36084, 61969, 123938, 185907, 193903, 247876, 371814, 387806, 581709, 743628, 775612, 1163418, 2326836, 6010993, 12021986, 18032979, 24043972, 36065958, 72131916]

約数ペア:

[(1, 72131916), (2, 36065958), (3, 24043972), (4, 18032979), (6, 12021986), (12, 6010993), (31, 2326836), (62, 1163418), (93, 775612), (97, 743628), (124, 581709), (186, 387806), (194, 371814), (291, 247876), (372, 193903), (388, 185907), (582, 123938), (1164, 61969), (1999, 36084), (3007, 23988), (3998, 18042), (5997, 12028), (6014, 11994), (7996, 9021)]