2020389

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 32

約数和(自身を含む): 3317760

約数和(自身を除く): 1297371

約数列:

[1, 3, 7, 21, 23, 47, 69, 89, 141, 161, 267, 329, 483, 623, 987, 1081, 1869, 2047, 3243, 4183, 6141, 7567, 12549, 14329, 22701, 29281, 42987, 87843, 96209, 288627, 673463, 2020389]

約数ペア:

[(1, 2020389), (3, 673463), (7, 288627), (21, 96209), (23, 87843), (47, 42987), (69, 29281), (89, 22701), (141, 14329), (161, 12549), (267, 7567), (329, 6141), (483, 4183), (623, 3243), (987, 2047), (1081, 1869)]