256564242

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{7159}}^1$

素因数の和:7359

約数の個数: 48

約数和(自身を含む): 609860160

約数和(自身を除く): 353295918

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 181, 198, 362, 543, 1086, 1629, 1991, 3258, 3982, 5973, 7159, 11946, 14318, 17919, 21477, 35838, 42954, 64431, 78749, 128862, 157498, 236247, 472494, 708741, 1295779, 1417482, 2591558, 3887337, 7774674, 11662011, 14253569, 23324022, 28507138, 42760707, 85521414, 128282121, 256564242]

約数ペア:

[(1, 256564242), (2, 128282121), (3, 85521414), (6, 42760707), (9, 28507138), (11, 23324022), (18, 14253569), (22, 11662011), (33, 7774674), (66, 3887337), (99, 2591558), (181, 1417482), (198, 1295779), (362, 708741), (543, 472494), (1086, 236247), (1629, 157498), (1991, 128862), (3258, 78749), (3982, 64431), (5973, 42954), (7159, 35838), (11946, 21477), (14318, 17919)]