61321605

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{86981}}^1$

素因数の和:87036

約数の個数: 16

約数和(自身を含む): 100203264

約数和(自身を除く): 38881659

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 86981, 260943, 434905, 1304715, 4088107, 12264321, 20440535, 61321605]

約数ペア:

[(1, 61321605), (3, 20440535), (5, 12264321), (15, 4088107), (47, 1304715), (141, 434905), (235, 260943), (705, 86981)]