7991373

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 12257280

約数和(自身を除く): 4265907

約数列:

[1, 3, 13, 23, 39, 59, 69, 151, 177, 299, 453, 767, 897, 1357, 1963, 2301, 3473, 4071, 5889, 8909, 10419, 17641, 26727, 45149, 52923, 115817, 135447, 204907, 347451, 614721, 2663791, 7991373]

約数ペア:

[(1, 7991373), (3, 2663791), (13, 614721), (23, 347451), (39, 204907), (59, 135447), (69, 115817), (151, 52923), (177, 45149), (299, 26727), (453, 17641), (767, 10419), (897, 8909), (1357, 5889), (1963, 4071), (2301, 3473)]