61509784

素因数分解:

$2^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2609}}^1$

素因数の和:3043

約数の個数: 32

約数和(自身を含む): 132170400

約数和(自身を除く): 70660616

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 421, 842, 1684, 2609, 2947, 3368, 5218, 5894, 10436, 11788, 18263, 20872, 23576, 36526, 73052, 146104, 1098389, 2196778, 4393556, 7688723, 8787112, 15377446, 30754892, 61509784]

約数ペア:

[(1, 61509784), (2, 30754892), (4, 15377446), (7, 8787112), (8, 7688723), (14, 4393556), (28, 2196778), (56, 1098389), (421, 146104), (842, 73052), (1684, 36526), (2609, 23576), (2947, 20872), (3368, 18263), (5218, 11788), (5894, 10436)]