390987198714

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{1329888431}}^1$

素因数の和:1329888450

約数の個数: 24

約数和(自身を含む): 909643687488

約数和(自身を除く): 518656488774

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 1329888431, 2659776862, 3989665293, 7979330586, 9309219017, 18618438034, 27927657051, 55855314102, 65164533119, 130329066238, 195493599357, 390987198714]

約数ペア:

[(1, 390987198714), (2, 195493599357), (3, 130329066238), (6, 65164533119), (7, 55855314102), (14, 27927657051), (21, 18618438034), (42, 9309219017), (49, 7979330586), (98, 3989665293), (147, 2659776862), (294, 1329888431)]