66810604

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{64489}}^1$

素因数の和:64537

約数の個数: 24

約数和(自身を含む): 137234720

約数和(自身を除く): 70424116

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 64489, 128978, 257956, 451423, 902846, 1805692, 2386093, 4772186, 9544372, 16702651, 33405302, 66810604]

約数ペア:

[(1, 66810604), (2, 33405302), (4, 16702651), (7, 9544372), (14, 4772186), (28, 2386093), (37, 1805692), (74, 902846), (148, 451423), (259, 257956), (518, 128978), (1036, 64489)]