351786890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{2003}}^1$

素因数の和:2223

約数の個数: 64

約数和(自身を含む): 783772416

約数和(自身を除く): 431985526

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 193, 386, 455, 910, 965, 1351, 1930, 2003, 2509, 2702, 4006, 5018, 6755, 10015, 12545, 13510, 14021, 17563, 20030, 25090, 26039, 28042, 35126, 52078, 70105, 87815, 130195, 140210, 175630, 182273, 260390, 364546, 386579, 773158, 911365, 1822730, 1932895, 2706053, 3865790, 5025527, 5412106, 10051054, 13530265, 25127635, 27060530, 35178689, 50255270, 70357378, 175893445, 351786890]

約数ペア:

[(1, 351786890), (2, 175893445), (5, 70357378), (7, 50255270), (10, 35178689), (13, 27060530), (14, 25127635), (26, 13530265), (35, 10051054), (65, 5412106), (70, 5025527), (91, 3865790), (130, 2706053), (182, 1932895), (193, 1822730), (386, 911365), (455, 773158), (910, 386579), (965, 364546), (1351, 260390), (1930, 182273), (2003, 175630), (2509, 140210), (2702, 130195), (4006, 87815), (5018, 70105), (6755, 52078), (10015, 35126), (12545, 28042), (13510, 26039), (14021, 25090), (17563, 20030)]