78939931

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 94818816

約数和(自身を除く): 15878885

約数列:

[1, 7, 47, 49, 151, 227, 329, 1057, 1589, 2303, 7097, 7399, 10669, 11123, 34277, 49679, 74683, 239939, 347753, 522781, 1611019, 1679573, 11277133, 78939931]

約数ペア:

[(1, 78939931), (7, 11277133), (47, 1679573), (49, 1611019), (151, 522781), (227, 347753), (329, 239939), (1057, 74683), (1589, 49679), (2303, 34277), (7097, 11123), (7399, 10669)]