155576421

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2467}}^1$

素因数の和:2511

約数の個数: 72

約数和(自身を含む): 307236384

約数和(自身を除く): 151659963

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 49, 63, 77, 91, 99, 117, 143, 147, 231, 273, 429, 441, 539, 637, 693, 819, 1001, 1287, 1617, 1911, 2467, 3003, 4851, 5733, 7007, 7401, 9009, 17269, 21021, 22203, 27137, 32071, 51807, 63063, 81411, 96213, 120883, 155421, 189959, 224497, 244233, 288639, 352781, 362649, 569877, 673491, 1058343, 1087947, 1329713, 1571479, 1709631, 2020473, 2469467, 3175029, 3989139, 4714437, 7408401, 11967417, 14143311, 17286269, 22225203, 51858807, 155576421]

約数ペア:

[(1, 155576421), (3, 51858807), (7, 22225203), (9, 17286269), (11, 14143311), (13, 11967417), (21, 7408401), (33, 4714437), (39, 3989139), (49, 3175029), (63, 2469467), (77, 2020473), (91, 1709631), (99, 1571479), (117, 1329713), (143, 1087947), (147, 1058343), (231, 673491), (273, 569877), (429, 362649), (441, 352781), (539, 288639), (637, 244233), (693, 224497), (819, 189959), (1001, 155421), (1287, 120883), (1617, 96213), (1911, 81411), (2467, 63063), (3003, 51807), (4851, 32071), (5733, 27137), (7007, 22203), (7401, 21021), (9009, 17269)]