221202914

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{761}}^1$

素因数の和:946

約数の個数: 32

約数和(自身を含む): 355518720

約数和(自身を除く): 134315806

約数列:

[1, 2, 23, 46, 71, 89, 142, 178, 761, 1522, 1633, 2047, 3266, 4094, 6319, 12638, 17503, 35006, 54031, 67729, 108062, 135458, 145337, 290674, 1242713, 1557767, 2485426, 3115534, 4808759, 9617518, 110601457, 221202914]

約数ペア:

[(1, 221202914), (2, 110601457), (23, 9617518), (46, 4808759), (71, 3115534), (89, 2485426), (142, 1557767), (178, 1242713), (761, 290674), (1522, 145337), (1633, 135458), (2047, 108062), (3266, 67729), (4094, 54031), (6319, 35006), (12638, 17503)]