138989865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{2531}}^1$

素因数の和:3069

約数の個数: 32

約数和(自身を含む): 254739456

約数和(自身を除く): 115749591

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 523, 1569, 2531, 2615, 3661, 7593, 7845, 10983, 12655, 17717, 18305, 37965, 53151, 54915, 88585, 265755, 1323713, 3971139, 6618565, 9265991, 19855695, 27797973, 46329955, 138989865]

約数ペア:

[(1, 138989865), (3, 46329955), (5, 27797973), (7, 19855695), (15, 9265991), (21, 6618565), (35, 3971139), (105, 1323713), (523, 265755), (1569, 88585), (2531, 54915), (2615, 53151), (3661, 37965), (7593, 18305), (7845, 17717), (10983, 12655)]