2789748

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{1987}}^1$

素因数の和:2013

約数の個数: 48

約数和(自身を含む): 7792960

約数和(自身を除く): 5003212

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 1987, 3974, 5961, 7948, 11922, 17883, 23844, 25831, 35766, 51662, 53649, 71532, 77493, 103324, 107298, 154986, 214596, 232479, 309972, 464958, 697437, 929916, 1394874, 2789748]

約数ペア:

[(1, 2789748), (2, 1394874), (3, 929916), (4, 697437), (6, 464958), (9, 309972), (12, 232479), (13, 214596), (18, 154986), (26, 107298), (27, 103324), (36, 77493), (39, 71532), (52, 53649), (54, 51662), (78, 35766), (108, 25831), (117, 23844), (156, 17883), (234, 11922), (351, 7948), (468, 5961), (702, 3974), (1404, 1987)]