311918886

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{557}}^1\times {\mathrm{587}}^1$

素因数の和:1205

約数の個数: 48

約数和(自身を含む): 690987024

約数和(自身を除く): 379068138

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 557, 587, 954, 1114, 1174, 1671, 1761, 3342, 3522, 5013, 5283, 10026, 10566, 29521, 31111, 59042, 62222, 88563, 93333, 177126, 186666, 265689, 279999, 326959, 531378, 559998, 653918, 980877, 1961754, 2942631, 5885262, 17328827, 34657654, 51986481, 103972962, 155959443, 311918886]

約数ペア:

[(1, 311918886), (2, 155959443), (3, 103972962), (6, 51986481), (9, 34657654), (18, 17328827), (53, 5885262), (106, 2942631), (159, 1961754), (318, 980877), (477, 653918), (557, 559998), (587, 531378), (954, 326959), (1114, 279999), (1174, 265689), (1671, 186666), (1761, 177126), (3342, 93333), (3522, 88563), (5013, 62222), (5283, 59042), (10026, 31111), (10566, 29521)]