339920456

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{653}}^1\times {\mathrm{2099}}^1$

素因数の和:2789

約数の個数: 32

約数和(自身を含む): 659232000

約数和(自身を除く): 319311544

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 653, 1306, 2099, 2612, 4198, 5224, 8396, 16792, 20243, 40486, 65069, 80972, 130138, 161944, 260276, 520552, 1370647, 2741294, 5482588, 10965176, 42490057, 84980114, 169960228, 339920456]

約数ペア:

[(1, 339920456), (2, 169960228), (4, 84980114), (8, 42490057), (31, 10965176), (62, 5482588), (124, 2741294), (248, 1370647), (653, 520552), (1306, 260276), (2099, 161944), (2612, 130138), (4198, 80972), (5224, 65069), (8396, 40486), (16792, 20243)]