378077679

素因数分解:

$3^3\times 7^2\times {\mathrm{285773}}^1$

素因数の和:285796

約数の個数: 24

約数和(自身を含む): 651564720

約数和(自身を除く): 273487041

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 285773, 857319, 2000411, 2571957, 6001233, 7715871, 14002877, 18003699, 42008631, 54011097, 126025893, 378077679]

約数ペア:

[(1, 378077679), (3, 126025893), (7, 54011097), (9, 42008631), (21, 18003699), (27, 14002877), (49, 7715871), (63, 6001233), (147, 2571957), (189, 2000411), (441, 857319), (1323, 285773)]