747014401

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 910061568

約数和(自身を除く): 163047167

約数列:

[1, 7, 23, 103, 107, 161, 421, 721, 749, 2369, 2461, 2947, 9683, 11021, 16583, 17227, 43363, 45047, 67781, 77147, 253483, 303541, 315329, 997349, 1036081, 1774381, 4639841, 6981443, 7252567, 32478887, 106716343, 747014401]

約数ペア:

[(1, 747014401), (7, 106716343), (23, 32478887), (103, 7252567), (107, 6981443), (161, 4639841), (421, 1774381), (721, 1036081), (749, 997349), (2369, 315329), (2461, 303541), (2947, 253483), (9683, 77147), (11021, 67781), (16583, 45047), (17227, 43363)]