65966481

素因数分解:

$3^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 117555200

約数和(自身を除く): 51588719

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 139, 189, 217, 243, 279, 417, 567, 651, 729, 837, 973, 1251, 1701, 1953, 2187, 2511, 2919, 3753, 4309, 5103, 5859, 7533, 8757, 11259, 12927, 15309, 17577, 22599, 26271, 30163, 33777, 38781, 52731, 67797, 78813, 90489, 101331, 116343, 158193, 236439, 271467, 303993, 349029, 474579, 709317, 814401, 1047087, 2127951, 2443203, 3141261, 7329609, 9423783, 21988827, 65966481]

約数ペア:

[(1, 65966481), (3, 21988827), (7, 9423783), (9, 7329609), (21, 3141261), (27, 2443203), (31, 2127951), (63, 1047087), (81, 814401), (93, 709317), (139, 474579), (189, 349029), (217, 303993), (243, 271467), (279, 236439), (417, 158193), (567, 116343), (651, 101331), (729, 90489), (837, 78813), (973, 67797), (1251, 52731), (1701, 38781), (1953, 33777), (2187, 30163), (2511, 26271), (2919, 22599), (3753, 17577), (4309, 15309), (5103, 12927), (5859, 11259), (7533, 8757)]