71887949

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{281}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 87956928

約数和(自身を除く): 16068979

約数列:

[1, 7, 23, 49, 161, 227, 281, 1127, 1589, 1967, 5221, 6463, 11123, 13769, 36547, 45241, 63787, 255829, 316687, 446509, 1467101, 3125563, 10269707, 71887949]

約数ペア:

[(1, 71887949), (7, 10269707), (23, 3125563), (49, 1467101), (161, 446509), (227, 316687), (281, 255829), (1127, 63787), (1589, 45241), (1967, 36547), (5221, 13769), (6463, 11123)]