2012397205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1409}}^1$

素因数の和:1550

約数の個数: 64

約数和(自身を含む): 3085125120

約数和(自身を除く): 1072727915

約数列:

[1, 5, 7, 13, 35, 43, 65, 73, 91, 215, 301, 365, 455, 511, 559, 949, 1409, 1505, 2555, 2795, 3139, 3913, 4745, 6643, 7045, 9863, 15695, 18317, 19565, 21973, 33215, 40807, 49315, 60587, 91585, 102857, 109865, 128219, 204035, 285649, 302935, 424109, 514285, 641095, 719999, 787631, 1337141, 1428245, 2120545, 3599995, 3938155, 4422851, 5513417, 6685705, 9359987, 22114255, 27567085, 30959957, 46799935, 57497063, 154799785, 287485315, 402479441, 2012397205]

約数ペア:

[(1, 2012397205), (5, 402479441), (7, 287485315), (13, 154799785), (35, 57497063), (43, 46799935), (65, 30959957), (73, 27567085), (91, 22114255), (215, 9359987), (301, 6685705), (365, 5513417), (455, 4422851), (511, 3938155), (559, 3599995), (949, 2120545), (1409, 1428245), (1505, 1337141), (2555, 787631), (2795, 719999), (3139, 641095), (3913, 514285), (4745, 424109), (6643, 302935), (7045, 285649), (9863, 204035), (15695, 128219), (18317, 109865), (19565, 102857), (21973, 91585), (33215, 60587), (40807, 49315)]