31268699

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 43411200

約数和(自身を除く): 12142501

約数列:

[1, 7, 11, 19, 29, 67, 77, 121, 133, 203, 209, 319, 469, 551, 737, 847, 1273, 1463, 1943, 2233, 2299, 3509, 3857, 5159, 6061, 8107, 8911, 13601, 14003, 16093, 21373, 24563, 36917, 42427, 56749, 66671, 98021, 149611, 154033, 235103, 258419, 406087, 466697, 1078231, 1645721, 2842609, 4466957, 31268699]

約数ペア:

[(1, 31268699), (7, 4466957), (11, 2842609), (19, 1645721), (29, 1078231), (67, 466697), (77, 406087), (121, 258419), (133, 235103), (203, 154033), (209, 149611), (319, 98021), (469, 66671), (551, 56749), (737, 42427), (847, 36917), (1273, 24563), (1463, 21373), (1943, 16093), (2233, 14003), (2299, 13601), (3509, 8911), (3857, 8107), (5159, 6061)]