51213789

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:503

約数の個数: 40

約数和(自身を含む): 84157920

約数和(自身を除く): 32944131

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 229, 251, 297, 687, 753, 891, 2061, 2259, 2519, 2761, 6183, 6777, 7557, 8283, 18549, 20331, 22671, 24849, 57479, 68013, 74547, 172437, 204039, 223641, 517311, 632269, 1551933, 1896807, 4655799, 5690421, 17071263, 51213789]

約数ペア:

[(1, 51213789), (3, 17071263), (9, 5690421), (11, 4655799), (27, 1896807), (33, 1551933), (81, 632269), (99, 517311), (229, 223641), (251, 204039), (297, 172437), (687, 74547), (753, 68013), (891, 57479), (2061, 24849), (2259, 22671), (2519, 20331), (2761, 18549), (6183, 8283), (6777, 7557)]