71763979

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1721}}^1$

素因数の和:1795

約数の個数: 24

約数和(自身を含む): 89516448

約数和(自身を除く): 17752469

約数列:

[1, 7, 23, 37, 49, 161, 259, 851, 1127, 1721, 1813, 5957, 12047, 39583, 41699, 63677, 84329, 277081, 445739, 1464571, 1939567, 3120173, 10251997, 71763979]

約数ペア:

[(1, 71763979), (7, 10251997), (23, 3120173), (37, 1939567), (49, 1464571), (161, 445739), (259, 277081), (851, 84329), (1127, 63677), (1721, 41699), (1813, 39583), (5957, 12047)]