4212105

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 7292160

約数和(自身を除く): 3080055

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 421, 435, 667, 1263, 2001, 2105, 3335, 6315, 9683, 10005, 12209, 29049, 36627, 48415, 61045, 145245, 183135, 280807, 842421, 1404035, 4212105]

約数ペア:

[(1, 4212105), (3, 1404035), (5, 842421), (15, 280807), (23, 183135), (29, 145245), (69, 61045), (87, 48415), (115, 36627), (145, 29049), (345, 12209), (421, 10005), (435, 9683), (667, 6315), (1263, 3335), (2001, 2105)]