254905438

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{619}}^1\times {\mathrm{1889}}^1$

素因数の和:2619

約数の個数: 16

約数和(自身を含む): 386694000

約数和(自身を除く): 131788562

約数列:

[1, 2, 109, 218, 619, 1238, 1889, 3778, 67471, 134942, 205901, 411802, 1169291, 2338582, 127452719, 254905438]

約数ペア:

[(1, 254905438), (2, 127452719), (109, 2338582), (218, 1169291), (619, 411802), (1238, 205901), (1889, 134942), (3778, 67471)]