221429516

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{65357}}^1$

素因数の和:65390

約数の個数: 36

約数和(自身を含む): 486786384

約数和(自身を除く): 265356868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 65357, 130714, 261428, 457499, 718927, 914998, 1437854, 1829996, 2875708, 5032489, 7908197, 10064978, 15816394, 20129956, 31632788, 55357379, 110714758, 221429516]

約数ペア:

[(1, 221429516), (2, 110714758), (4, 55357379), (7, 31632788), (11, 20129956), (14, 15816394), (22, 10064978), (28, 7908197), (44, 5032489), (77, 2875708), (121, 1829996), (154, 1437854), (242, 914998), (308, 718927), (484, 457499), (847, 261428), (1694, 130714), (3388, 65357)]