157863573

素因数分解:

$3^4\times 7^1\times {\mathrm{433}}^1\times {\mathrm{643}}^1$

素因数の和:1095

約数の個数: 40

約数和(自身を含む): 270552128

約数和(自身を除く): 112688555

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 433, 567, 643, 1299, 1929, 3031, 3897, 4501, 5787, 9093, 11691, 13503, 17361, 27279, 35073, 40509, 52083, 81837, 121527, 245511, 278419, 364581, 835257, 1948933, 2505771, 5846799, 7517313, 17540397, 22551939, 52621191, 157863573]

約数ペア:

[(1, 157863573), (3, 52621191), (7, 22551939), (9, 17540397), (21, 7517313), (27, 5846799), (63, 2505771), (81, 1948933), (189, 835257), (433, 364581), (567, 278419), (643, 245511), (1299, 121527), (1929, 81837), (3031, 52083), (3897, 40509), (4501, 35073), (5787, 27279), (9093, 17361), (11691, 13503)]