71009289

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1879}}^1$

素因数の和:1934

約数の個数: 48

約数和(自身を含む): 123177600

約数和(自身を除く): 52168311

約数列:

[1, 3, 9, 13, 17, 19, 39, 51, 57, 117, 153, 171, 221, 247, 323, 663, 741, 969, 1879, 1989, 2223, 2907, 4199, 5637, 12597, 16911, 24427, 31943, 35701, 37791, 73281, 95829, 107103, 219843, 287487, 321309, 415259, 464113, 606917, 1245777, 1392339, 1820751, 3737331, 4177017, 5462253, 7889921, 23669763, 71009289]

約数ペア:

[(1, 71009289), (3, 23669763), (9, 7889921), (13, 5462253), (17, 4177017), (19, 3737331), (39, 1820751), (51, 1392339), (57, 1245777), (117, 606917), (153, 464113), (171, 415259), (221, 321309), (247, 287487), (323, 219843), (663, 107103), (741, 95829), (969, 73281), (1879, 37791), (1989, 35701), (2223, 31943), (2907, 24427), (4199, 16911), (5637, 12597)]