291206390

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1\times {\mathrm{547}}^1$

素因数の和:1076

約数の個数: 32

約数和(自身を含む): 530288640

約数和(自身を除く): 239082250

約数列:

[1, 2, 5, 10, 139, 278, 383, 547, 695, 766, 1094, 1390, 1915, 2735, 3830, 5470, 53237, 76033, 106474, 152066, 209501, 266185, 380165, 419002, 532370, 760330, 1047505, 2095010, 29120639, 58241278, 145603195, 291206390]

約数ペア:

[(1, 291206390), (2, 145603195), (5, 58241278), (10, 29120639), (139, 2095010), (278, 1047505), (383, 760330), (547, 532370), (695, 419002), (766, 380165), (1094, 266185), (1390, 209501), (1915, 152066), (2735, 106474), (3830, 76033), (5470, 53237)]