16963947

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 33611760

約数和(自身を除く): 16647813

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 49, 63, 77, 91, 99, 117, 143, 147, 231, 269, 273, 429, 441, 539, 637, 693, 807, 819, 1001, 1287, 1617, 1883, 1911, 2421, 2959, 3003, 3497, 4851, 5649, 5733, 7007, 8877, 9009, 10491, 13181, 16947, 20713, 21021, 24479, 26631, 31473, 38467, 39543, 62139, 63063, 73437, 115401, 118629, 144991, 171353, 186417, 220311, 269269, 346203, 434973, 514059, 807807, 1304919, 1542177, 1884883, 2423421, 5654649, 16963947]

約数ペア:

[(1, 16963947), (3, 5654649), (7, 2423421), (9, 1884883), (11, 1542177), (13, 1304919), (21, 807807), (33, 514059), (39, 434973), (49, 346203), (63, 269269), (77, 220311), (91, 186417), (99, 171353), (117, 144991), (143, 118629), (147, 115401), (231, 73437), (269, 63063), (273, 62139), (429, 39543), (441, 38467), (539, 31473), (637, 26631), (693, 24479), (807, 21021), (819, 20713), (1001, 16947), (1287, 13181), (1617, 10491), (1883, 9009), (1911, 8877), (2421, 7007), (2959, 5733), (3003, 5649), (3497, 4851)]