278889057357

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{571}}^1\times {\mathrm{16417}}^1$

素因数の和:17249

約数の個数: 32

約数和(自身を含む): 382255171584

約数和(自身を除く): 103366114227

約数列:

[1, 3, 47, 141, 211, 571, 633, 1713, 9917, 16417, 26837, 29751, 49251, 80511, 120481, 361443, 771599, 2314797, 3463987, 5662607, 9374107, 10391961, 16987821, 28122321, 162807389, 440583029, 488422167, 1321749087, 1977936577, 5933809731, 92963019119, 278889057357]

約数ペア:

[(1, 278889057357), (3, 92963019119), (47, 5933809731), (141, 1977936577), (211, 1321749087), (571, 488422167), (633, 440583029), (1713, 162807389), (9917, 28122321), (16417, 16987821), (26837, 10391961), (29751, 9374107), (49251, 5662607), (80511, 3463987), (120481, 2314797), (361443, 771599)]