78144045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{1423}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 143265792

約数和(自身を除く): 65121747

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 523, 1423, 1569, 2615, 3661, 4269, 7115, 7845, 9961, 10983, 18305, 21345, 29883, 49805, 54915, 149415, 744229, 2232687, 3721145, 5209603, 11163435, 15628809, 26048015, 78144045]

約数ペア:

[(1, 78144045), (3, 26048015), (5, 15628809), (7, 11163435), (15, 5209603), (21, 3721145), (35, 2232687), (105, 744229), (523, 149415), (1423, 54915), (1569, 49805), (2615, 29883), (3661, 21345), (4269, 18305), (7115, 10983), (7845, 9961)]