222724985

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{821}}^1$

素因数の和:1193

約数の個数: 32

約数和(自身を含む): 320067072

約数和(自身を除く): 97342087

約数列:

[1, 5, 7, 23, 35, 115, 161, 337, 805, 821, 1685, 2359, 4105, 5747, 7751, 11795, 18883, 28735, 38755, 54257, 94415, 132181, 271285, 276677, 660905, 1383385, 1936739, 6363571, 9683695, 31817855, 44544997, 222724985]

約数ペア:

[(1, 222724985), (5, 44544997), (7, 31817855), (23, 9683695), (35, 6363571), (115, 1936739), (161, 1383385), (337, 660905), (805, 276677), (821, 271285), (1685, 132181), (2359, 94415), (4105, 54257), (5747, 38755), (7751, 28735), (11795, 18883)]