66478349

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{967}}^1$

素因数の和:1065

約数の個数: 24

約数和(自身を含む): 82101888

約数和(自身を除く): 15623539

約数列:

[1, 7, 23, 49, 61, 161, 427, 967, 1127, 1403, 2989, 6769, 9821, 22241, 47383, 58987, 68747, 155687, 412909, 1089809, 1356701, 2890363, 9496907, 66478349]

約数ペア:

[(1, 66478349), (7, 9496907), (23, 2890363), (49, 1356701), (61, 1089809), (161, 412909), (427, 155687), (967, 68747), (1127, 58987), (1403, 47383), (2989, 22241), (6769, 9821)]