2149945

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 3214080

約数和(自身を除く): 1064135

約数列:

[1, 5, 7, 19, 35, 53, 61, 95, 133, 265, 305, 371, 427, 665, 1007, 1159, 1855, 2135, 3233, 5035, 5795, 7049, 8113, 16165, 22631, 35245, 40565, 61427, 113155, 307135, 429989, 2149945]

約数ペア:

[(1, 2149945), (5, 429989), (7, 307135), (19, 113155), (35, 61427), (53, 40565), (61, 35245), (95, 22631), (133, 16165), (265, 8113), (305, 7049), (371, 5795), (427, 5035), (665, 3233), (1007, 2135), (1159, 1855)]