3990626

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:409

約数の個数: 16

約数和(自身を含む): 6143040

約数和(自身を除く): 2152414

約数列:

[1, 2, 71, 142, 157, 179, 314, 358, 11147, 12709, 22294, 25418, 28103, 56206, 1995313, 3990626]

約数ペア:

[(1, 3990626), (2, 1995313), (71, 56206), (142, 28103), (157, 25418), (179, 22294), (314, 12709), (358, 11147)]