16218105

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1621}}^1$

素因数の和:1681

約数の個数: 32

約数和(自身を含む): 28028160

約数和(自身を除く): 11810055

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 1621, 2001, 3335, 4863, 8105, 10005, 24315, 37283, 47009, 111849, 141027, 186415, 235045, 559245, 705135, 1081207, 3243621, 5406035, 16218105]

約数ペア:

[(1, 16218105), (3, 5406035), (5, 3243621), (15, 1081207), (23, 705135), (29, 559245), (69, 235045), (87, 186415), (115, 141027), (145, 111849), (345, 47009), (435, 37283), (667, 24315), (1621, 10005), (2001, 8105), (3335, 4863)]