4002278

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2251}}^1$

素因数の和:2387

約数の個数: 16

約数和(自身を含む): 6918144

約数和(自身を除く): 2915866

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 2251, 4502, 15757, 31514, 285877, 571754, 2001139, 4002278]

約数ペア:

[(1, 4002278), (2, 2001139), (7, 571754), (14, 285877), (127, 31514), (254, 15757), (889, 4502), (1778, 2251)]