489446945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{28631}}^1$

素因数の和:28912

約数の個数: 16

約数和(自身を含む): 634943232

約数和(自身を除く): 145496287

約数列:

[1, 5, 13, 65, 263, 1315, 3419, 17095, 28631, 143155, 372203, 1861015, 7529953, 37649765, 97889389, 489446945]

約数ペア:

[(1, 489446945), (5, 97889389), (13, 37649765), (65, 7529953), (263, 1861015), (1315, 372203), (3419, 143155), (17095, 28631)]