394564324

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{18043}}^1$

素因数の和:18136

約数の個数: 48

約数和(自身を含む): 873040896

約数和(自身を除く): 478476572

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 5467, 10934, 18043, 21868, 36086, 72172, 126301, 198473, 252602, 396946, 505204, 793892, 1281053, 1389311, 2562106, 2778622, 5124212, 5557244, 8967371, 14091583, 17934742, 28183166, 35869484, 56366332, 98641081, 197282162, 394564324]

約数ペア:

[(1, 394564324), (2, 197282162), (4, 98641081), (7, 56366332), (11, 35869484), (14, 28183166), (22, 17934742), (28, 14091583), (44, 8967371), (71, 5557244), (77, 5124212), (142, 2778622), (154, 2562106), (284, 1389311), (308, 1281053), (497, 793892), (781, 505204), (994, 396946), (1562, 252602), (1988, 198473), (3124, 126301), (5467, 72172), (10934, 36086), (18043, 21868)]