209218310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157307}}^1$

素因数の和:157340

約数の個数: 32

約数和(自身を含む): 453047040

約数和(自身を除く): 243828730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 157307, 314614, 786535, 1101149, 1573070, 2202298, 2988833, 5505745, 5977666, 11011490, 14944165, 20921831, 29888330, 41843662, 104609155, 209218310]

約数ペア:

[(1, 209218310), (2, 104609155), (5, 41843662), (7, 29888330), (10, 20921831), (14, 14944165), (19, 11011490), (35, 5977666), (38, 5505745), (70, 2988833), (95, 2202298), (133, 1573070), (190, 1101149), (266, 786535), (665, 314614), (1330, 157307)]