138802161

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 201208320

約数和(自身を除く): 62406159

約数列:

[1, 3, 17, 51, 59, 163, 177, 283, 489, 849, 1003, 2771, 3009, 4811, 8313, 9617, 14433, 16697, 28851, 46129, 50091, 138387, 163489, 283849, 490467, 784193, 851547, 2352579, 2721611, 8164833, 46267387, 138802161]

約数ペア:

[(1, 138802161), (3, 46267387), (17, 8164833), (51, 2721611), (59, 2352579), (163, 851547), (177, 784193), (283, 490467), (489, 283849), (849, 163489), (1003, 138387), (2771, 50091), (3009, 46129), (4811, 28851), (8313, 16697), (9617, 14433)]