377788887

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{68927}}^1$

素因数の和:68972

約数の個数: 32

約数和(自身を含む): 661708800

約数和(自身を除く): 283919913

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 68927, 206781, 482489, 620343, 1447467, 1861029, 1998883, 4342401, 5996649, 13027203, 13992181, 17989947, 41976543, 53969841, 125929629, 377788887]

約数ペア:

[(1, 377788887), (3, 125929629), (7, 53969841), (9, 41976543), (21, 17989947), (27, 13992181), (29, 13027203), (63, 5996649), (87, 4342401), (189, 1998883), (203, 1861029), (261, 1447467), (609, 620343), (783, 482489), (1827, 206781), (5481, 68927)]