713721215

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 900372480

約数和(自身を除く): 186651265

約数列:

[1, 5, 31, 139, 155, 157, 211, 695, 785, 1055, 4309, 4867, 6541, 21545, 21823, 24335, 29329, 32705, 33127, 109115, 146645, 165635, 676513, 909199, 1026937, 3382565, 4545995, 4604653, 5134685, 23023265, 142744243, 713721215]

約数ペア:

[(1, 713721215), (5, 142744243), (31, 23023265), (139, 5134685), (155, 4604653), (157, 4545995), (211, 3382565), (695, 1026937), (785, 909199), (1055, 676513), (4309, 165635), (4867, 146645), (6541, 109115), (21545, 33127), (21823, 32705), (24335, 29329)]