28769428

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{383}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 51287040

約数和(自身を除く): 22517612

約数列:

[1, 2, 4, 89, 178, 211, 356, 383, 422, 766, 844, 1532, 18779, 34087, 37558, 68174, 75116, 80813, 136348, 161626, 323252, 7192357, 14384714, 28769428]

約数ペア:

[(1, 28769428), (2, 14384714), (4, 7192357), (89, 323252), (178, 161626), (211, 136348), (356, 80813), (383, 75116), (422, 68174), (766, 37558), (844, 34087), (1532, 18779)]