1281456

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{809}}^1$

素因数の和:834

約数の個数: 60

約数和(自身を含む): 3917160

約数和(自身を除く): 2635704

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 809, 1584, 1618, 2427, 3236, 4854, 6472, 7281, 8899, 9708, 12944, 14562, 17798, 19416, 26697, 29124, 35596, 38832, 53394, 58248, 71192, 80091, 106788, 116496, 142384, 160182, 213576, 320364, 427152, 640728, 1281456]

約数ペア:

[(1, 1281456), (2, 640728), (3, 427152), (4, 320364), (6, 213576), (8, 160182), (9, 142384), (11, 116496), (12, 106788), (16, 80091), (18, 71192), (22, 58248), (24, 53394), (33, 38832), (36, 35596), (44, 29124), (48, 26697), (66, 19416), (72, 17798), (88, 14562), (99, 12944), (132, 9708), (144, 8899), (176, 7281), (198, 6472), (264, 4854), (396, 3236), (528, 2427), (792, 1618), (809, 1584)]