38875655

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2055

約数の個数: 32

約数和(自身を含む): 58781184

約数和(自身を除く): 19905529

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 1987, 2795, 3913, 9935, 13909, 19565, 25831, 69545, 85441, 129155, 180817, 427205, 598087, 904085, 1110733, 2990435, 5553665, 7775131, 38875655]

約数ペア:

[(1, 38875655), (5, 7775131), (7, 5553665), (13, 2990435), (35, 1110733), (43, 904085), (65, 598087), (91, 427205), (215, 180817), (301, 129155), (455, 85441), (559, 69545), (1505, 25831), (1987, 19565), (2795, 13909), (3913, 9935)]