289091341

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{821}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 383512320

約数和(自身を除く): 94420979

約数列:

[1, 7, 11, 17, 77, 119, 187, 269, 821, 1309, 1883, 2959, 4573, 5747, 9031, 13957, 20713, 32011, 50303, 63217, 97699, 153527, 220849, 352121, 1074689, 1545943, 2429339, 3754433, 17005373, 26281031, 41298763, 289091341]

約数ペア:

[(1, 289091341), (7, 41298763), (11, 26281031), (17, 17005373), (77, 3754433), (119, 2429339), (187, 1545943), (269, 1074689), (821, 352121), (1309, 220849), (1883, 153527), (2959, 97699), (4573, 63217), (5747, 50303), (9031, 32011), (13957, 20713)]