309080296

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{290489}}^1$

素因数の和:290521

約数の個数: 32

約数和(自身を含む): 697176000

約数和(自身を除く): 388095704

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 290489, 580978, 1161956, 2033423, 2323912, 4066846, 5519291, 8133692, 11038582, 16267384, 22077164, 38635037, 44154328, 77270074, 154540148, 309080296]

約数ペア:

[(1, 309080296), (2, 154540148), (4, 77270074), (7, 44154328), (8, 38635037), (14, 22077164), (19, 16267384), (28, 11038582), (38, 8133692), (56, 5519291), (76, 4066846), (133, 2323912), (152, 2033423), (266, 1161956), (532, 580978), (1064, 290489)]