123640958

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{821}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 219691008

約数和(自身を除く): 96050050

約数列:

[1, 2, 7, 14, 31, 62, 217, 347, 434, 694, 821, 1642, 2429, 4858, 5747, 10757, 11494, 21514, 25451, 50902, 75299, 150598, 178157, 284887, 356314, 569774, 1994209, 3988418, 8831497, 17662994, 61820479, 123640958]

約数ペア:

[(1, 123640958), (2, 61820479), (7, 17662994), (14, 8831497), (31, 3988418), (62, 1994209), (217, 569774), (347, 356314), (434, 284887), (694, 178157), (821, 150598), (1642, 75299), (2429, 50902), (4858, 25451), (5747, 21514), (10757, 11494)]