201444345

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{28513}}^1$

素因数の和:28681

約数の個数: 24

約数和(自身を含む): 351406536

約数和(自身を除く): 149962191

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 7065, 28513, 85539, 142565, 256617, 427695, 1283085, 4476541, 13429623, 22382705, 40288869, 67148115, 201444345]

約数ペア:

[(1, 201444345), (3, 67148115), (5, 40288869), (9, 22382705), (15, 13429623), (45, 4476541), (157, 1283085), (471, 427695), (785, 256617), (1413, 142565), (2355, 85539), (7065, 28513)]