389945105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{1097}}^1$

素因数の和:1417

約数の個数: 32

約数和(自身を含む): 535051008

約数和(自身を除く): 145105903

約数列:

[1, 5, 11, 23, 55, 115, 253, 281, 1097, 1265, 1405, 3091, 5485, 6463, 12067, 15455, 25231, 32315, 60335, 71093, 126155, 277541, 308257, 355465, 1387705, 1541285, 3390827, 7089911, 16954135, 35449555, 77989021, 389945105]

約数ペア:

[(1, 389945105), (5, 77989021), (11, 35449555), (23, 16954135), (55, 7089911), (115, 3390827), (253, 1541285), (281, 1387705), (1097, 355465), (1265, 308257), (1405, 277541), (3091, 126155), (5485, 71093), (6463, 60335), (12067, 32315), (15455, 25231)]