275011191

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{821}}^1$

素因数の和:1256

約数の個数: 48

約数和(自身を含む): 490701120

約数和(自身を除く): 215689929

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 409, 819, 821, 1227, 2463, 2863, 3681, 5317, 5747, 7389, 8589, 10673, 15951, 17241, 25767, 32019, 37219, 47853, 51723, 74711, 96057, 111657, 224133, 334971, 335789, 672399, 1007367, 2350523, 3022101, 4365257, 7051569, 13095771, 21154707, 30556799, 39287313, 91670397, 275011191]

約数ペア:

[(1, 275011191), (3, 91670397), (7, 39287313), (9, 30556799), (13, 21154707), (21, 13095771), (39, 7051569), (63, 4365257), (91, 3022101), (117, 2350523), (273, 1007367), (409, 672399), (819, 335789), (821, 334971), (1227, 224133), (2463, 111657), (2863, 96057), (3681, 74711), (5317, 51723), (5747, 47853), (7389, 37219), (8589, 32019), (10673, 25767), (15951, 17241)]