641330494

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{420269}}^1$

素因数の和:420387

約数の個数: 16

約数和(自身を含む): 1109512800

約数和(自身を除く): 468182306

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 420269, 840538, 2941883, 5883766, 45809321, 91618642, 320665247, 641330494]

約数ペア:

[(1, 641330494), (2, 320665247), (7, 91618642), (14, 45809321), (109, 5883766), (218, 2941883), (763, 840538), (1526, 420269)]