261031694

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{28729}}^1$

素因数の和:28808

約数の個数: 32

約数和(自身を含む): 496454400

約数和(自身を除く): 235422706

約数列:

[1, 2, 7, 11, 14, 22, 59, 77, 118, 154, 413, 649, 826, 1298, 4543, 9086, 28729, 57458, 201103, 316019, 402206, 632038, 1695011, 2212133, 3390022, 4424266, 11865077, 18645121, 23730154, 37290242, 130515847, 261031694]

約数ペア:

[(1, 261031694), (2, 130515847), (7, 37290242), (11, 23730154), (14, 18645121), (22, 11865077), (59, 4424266), (77, 3390022), (118, 2212133), (154, 1695011), (413, 632038), (649, 402206), (826, 316019), (1298, 201103), (4543, 57458), (9086, 28729)]