66071845

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{4421}}^1$

素因数の和:4501

約数の個数: 24

約数和(自身を含む): 93764088

約数和(自身を除く): 27692243

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 4421, 14945, 22105, 30947, 154735, 216629, 269681, 1083145, 1348405, 1887767, 9438835, 13214369, 66071845]

約数ペア:

[(1, 66071845), (5, 13214369), (7, 9438835), (35, 1887767), (49, 1348405), (61, 1083145), (245, 269681), (305, 216629), (427, 154735), (2135, 30947), (2989, 22105), (4421, 14945)]