778814757

素因数分解:

$3^7\times 7^1\times {\mathrm{50873}}^1$

素因数の和:50901

約数の個数: 32

約数和(自身を含む): 1334933760

約数和(自身を除く): 556119003

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2187, 5103, 15309, 50873, 152619, 356111, 457857, 1068333, 1373571, 3204999, 4120713, 9614997, 12362139, 28844991, 37086417, 86534973, 111259251, 259604919, 778814757]

約数ペア:

[(1, 778814757), (3, 259604919), (7, 111259251), (9, 86534973), (21, 37086417), (27, 28844991), (63, 12362139), (81, 9614997), (189, 4120713), (243, 3204999), (567, 1373571), (729, 1068333), (1701, 457857), (2187, 356111), (5103, 152619), (15309, 50873)]