1280521908

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{487261}}^1$

素因数の和:487344

約数の個数: 36

約数和(自身を含む): 3281222308

約数和(自身を除く): 2000700400

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 487261, 974522, 1461783, 1949044, 2923566, 4385349, 5847132, 8770698, 17541396, 35570053, 71140106, 106710159, 142280212, 213420318, 320130477, 426840636, 640260954, 1280521908]

約数ペア:

[(1, 1280521908), (2, 640260954), (3, 426840636), (4, 320130477), (6, 213420318), (9, 142280212), (12, 106710159), (18, 71140106), (36, 35570053), (73, 17541396), (146, 8770698), (219, 5847132), (292, 4385349), (438, 2923566), (657, 1949044), (876, 1461783), (1314, 974522), (2628, 487261)]