31884345

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4513}}^1$

素因数の和:4681

約数の個数: 24

約数和(自身を含む): 55630536

約数和(自身を除く): 23746191

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 4513, 7065, 13539, 22565, 40617, 67695, 203085, 708541, 2125623, 3542705, 6376869, 10628115, 31884345]

約数ペア:

[(1, 31884345), (3, 10628115), (5, 6376869), (9, 3542705), (15, 2125623), (45, 708541), (157, 203085), (471, 67695), (785, 40617), (1413, 22565), (2355, 13539), (4513, 7065)]