77909769

素因数分解:

$3^4\times 7^1\times {\mathrm{313}}^1\times {\mathrm{439}}^1$

素因数の和:771

約数の個数: 40

約数和(自身を含む): 133738880

約数和(自身を除く): 55829111

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 313, 439, 567, 939, 1317, 2191, 2817, 3073, 3951, 6573, 8451, 9219, 11853, 19719, 25353, 27657, 35559, 59157, 82971, 137407, 177471, 248913, 412221, 961849, 1236663, 2885547, 3709989, 8656641, 11129967, 25969923, 77909769]

約数ペア:

[(1, 77909769), (3, 25969923), (7, 11129967), (9, 8656641), (21, 3709989), (27, 2885547), (63, 1236663), (81, 961849), (189, 412221), (313, 248913), (439, 177471), (567, 137407), (939, 82971), (1317, 59157), (2191, 35559), (2817, 27657), (3073, 25353), (3951, 19719), (6573, 11853), (8451, 9219)]