821283386

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{271}}^1\times {\mathrm{1789}}^1$

素因数の和:2091

約数の個数: 48

約数和(自身を含む): 1554120960

約数和(自身を除く): 732837574

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 271, 542, 847, 1694, 1789, 1897, 2981, 3578, 3794, 5962, 12523, 19679, 20867, 25046, 32791, 39358, 41734, 65582, 137753, 216469, 229537, 275506, 432938, 459074, 484819, 969638, 1515283, 3030566, 3393733, 5333009, 6787466, 10666018, 37331063, 58663099, 74662126, 117326198, 410641693, 821283386]

約数ペア:

[(1, 821283386), (2, 410641693), (7, 117326198), (11, 74662126), (14, 58663099), (22, 37331063), (77, 10666018), (121, 6787466), (154, 5333009), (242, 3393733), (271, 3030566), (542, 1515283), (847, 969638), (1694, 484819), (1789, 459074), (1897, 432938), (2981, 275506), (3578, 229537), (3794, 216469), (5962, 137753), (12523, 65582), (19679, 41734), (20867, 39358), (25046, 32791)]