38719135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1979}}^1$

素因数の和:2047

約数の個数: 32

約数和(自身を含む): 58544640

約数和(自身を除く): 19825505

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 1979, 2795, 3913, 9895, 13853, 19565, 25727, 69265, 85097, 128635, 180089, 425485, 595679, 900445, 1106261, 2978395, 5531305, 7743827, 38719135]

約数ペア:

[(1, 38719135), (5, 7743827), (7, 5531305), (13, 2978395), (35, 1106261), (43, 900445), (65, 595679), (91, 425485), (215, 180089), (301, 128635), (455, 85097), (559, 69265), (1505, 25727), (1979, 19565), (2795, 13853), (3913, 9895)]