204509907

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{13697}}^1$

素因数の和:13792

約数の個数: 32

約数和(自身を含む): 350668800

約数和(自身を除く): 146158893

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 189, 237, 553, 711, 1659, 2133, 4977, 13697, 14931, 41091, 95879, 123273, 287637, 369819, 862911, 1082063, 2588733, 3246189, 7574441, 9738567, 22723323, 29215701, 68169969, 204509907]

約数ペア:

[(1, 204509907), (3, 68169969), (7, 29215701), (9, 22723323), (21, 9738567), (27, 7574441), (63, 3246189), (79, 2588733), (189, 1082063), (237, 862911), (553, 369819), (711, 287637), (1659, 123273), (2133, 95879), (4977, 41091), (13697, 14931)]