1280495502

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{497473}}^1$

素因数の和:497505

約数の個数: 48

約数和(自身を含む): 3259449648

約数和(自身を除く): 1978954146

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 497473, 994946, 1492419, 2984838, 4477257, 5472203, 6467149, 8954514, 10944406, 12934298, 16416609, 19401447, 32833218, 38802894, 49249827, 58204341, 71138639, 98499654, 116408682, 142277278, 213415917, 426831834, 640247751, 1280495502]

約数ペア:

[(1, 1280495502), (2, 640247751), (3, 426831834), (6, 213415917), (9, 142277278), (11, 116408682), (13, 98499654), (18, 71138639), (22, 58204341), (26, 49249827), (33, 38802894), (39, 32833218), (66, 19401447), (78, 16416609), (99, 12934298), (117, 10944406), (143, 8954514), (198, 6467149), (234, 5472203), (286, 4477257), (429, 2984838), (858, 1492419), (1287, 994946), (2574, 497473)]