28581638

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{761}}^1$

素因数の和:1063

約数の個数: 16

約数和(自身を含む): 43616880

約数和(自身を除く): 15035242

約数列:

[1, 2, 89, 178, 211, 422, 761, 1522, 18779, 37558, 67729, 135458, 160571, 321142, 14290819, 28581638]

約数ペア:

[(1, 28581638), (2, 14290819), (89, 321142), (178, 160571), (211, 135458), (422, 67729), (761, 37558), (1522, 18779)]