39345215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2079

約数の個数: 32

約数和(自身を含む): 59490816

約数和(自身を除く): 20145601

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 2011, 2795, 3913, 10055, 14077, 19565, 26143, 70385, 86473, 130715, 183001, 432365, 605311, 915005, 1124149, 3026555, 5620745, 7869043, 39345215]

約数ペア:

[(1, 39345215), (5, 7869043), (7, 5620745), (13, 3026555), (35, 1124149), (43, 915005), (65, 605311), (91, 432365), (215, 183001), (301, 130715), (455, 86473), (559, 70385), (1505, 26143), (2011, 19565), (2795, 14077), (3913, 10055)]