28131446

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1316

約数の個数: 32

約数和(自身を含む): 50761728

約数和(自身を除く): 22630282

約数列:

[1, 2, 7, 14, 31, 53, 62, 106, 217, 371, 434, 742, 1223, 1643, 2446, 3286, 8561, 11501, 17122, 23002, 37913, 64819, 75826, 129638, 265391, 453733, 530782, 907466, 2009389, 4018778, 14065723, 28131446]

約数ペア:

[(1, 28131446), (2, 14065723), (7, 4018778), (14, 2009389), (31, 907466), (53, 530782), (62, 453733), (106, 265391), (217, 129638), (371, 75826), (434, 64819), (742, 37913), (1223, 23002), (1643, 17122), (2446, 11501), (3286, 8561)]