284879511

素因数分解:

$3^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7499}}^1$

素因数の和:7585

約数の個数: 40

約数和(自身を含む): 493680000

約数和(自身を除く): 208800489

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 81, 189, 201, 469, 567, 603, 1407, 1809, 4221, 5427, 7499, 12663, 22497, 37989, 52493, 67491, 157479, 202473, 472437, 502433, 607419, 1417311, 1507299, 3517031, 4251933, 4521897, 10551093, 13565691, 31653279, 40697073, 94959837, 284879511]

約数ペア:

[(1, 284879511), (3, 94959837), (7, 40697073), (9, 31653279), (21, 13565691), (27, 10551093), (63, 4521897), (67, 4251933), (81, 3517031), (189, 1507299), (201, 1417311), (469, 607419), (567, 502433), (603, 472437), (1407, 202473), (1809, 157479), (4221, 67491), (5427, 52493), (7499, 37989), (12663, 22497)]