15383205

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 28304640

約数和(自身を除く): 12921435

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 89, 115, 167, 207, 267, 345, 445, 501, 801, 835, 1035, 1335, 1503, 2047, 2505, 3841, 4005, 6141, 7515, 10235, 11523, 14863, 18423, 19205, 30705, 34569, 44589, 57615, 74315, 92115, 133767, 172845, 222945, 341849, 668835, 1025547, 1709245, 3076641, 5127735, 15383205]

約数ペア:

[(1, 15383205), (3, 5127735), (5, 3076641), (9, 1709245), (15, 1025547), (23, 668835), (45, 341849), (69, 222945), (89, 172845), (115, 133767), (167, 92115), (207, 74315), (267, 57615), (345, 44589), (445, 34569), (501, 30705), (801, 19205), (835, 18423), (1035, 14863), (1335, 11523), (1503, 10235), (2047, 7515), (2505, 6141), (3841, 4005)]