13413309

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7019}}^1$

素因数の和:7049

約数の個数: 24

約数和(自身を含む): 22407840

約数和(自身を除く): 8994531

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 7019, 21057, 49133, 91247, 147399, 273741, 343931, 638729, 1031793, 1916187, 4471103, 13413309]

約数ペア:

[(1, 13413309), (3, 4471103), (7, 1916187), (13, 1031793), (21, 638729), (39, 343931), (49, 273741), (91, 147399), (147, 91247), (273, 49133), (637, 21057), (1911, 7019)]