279269305

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1913}}^1$

素因数の和:2065

約数の個数: 32

約数和(自身を含む): 396152064

約数和(自身を除く): 116882759

約数列:

[1, 5, 7, 35, 43, 97, 215, 301, 485, 679, 1505, 1913, 3395, 4171, 9565, 13391, 20855, 29197, 66955, 82259, 145985, 185561, 411295, 575813, 927805, 1298927, 2879065, 6494635, 7979123, 39895615, 55853861, 279269305]

約数ペア:

[(1, 279269305), (5, 55853861), (7, 39895615), (35, 7979123), (43, 6494635), (97, 2879065), (215, 1298927), (301, 927805), (485, 575813), (679, 411295), (1505, 185561), (1913, 145985), (3395, 82259), (4171, 66955), (9565, 29197), (13391, 20855)]