212071713

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1637}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 335462400

約数和(自身を除く): 123390687

約数列:

[1, 3, 7, 21, 31, 93, 199, 217, 597, 651, 1393, 1637, 4179, 4911, 6169, 11459, 18507, 34377, 43183, 50747, 129549, 152241, 325763, 355229, 977289, 1065687, 2280341, 6841023, 10098653, 30295959, 70690571, 212071713]

約数ペア:

[(1, 212071713), (3, 70690571), (7, 30295959), (21, 10098653), (31, 6841023), (93, 2280341), (199, 1065687), (217, 977289), (597, 355229), (651, 325763), (1393, 152241), (1637, 129549), (4179, 50747), (4911, 43183), (6169, 34377), (11459, 18507)]