27786843

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 48372480

約数和(自身を除く): 20585637

約数列:

[1, 3, 7, 9, 21, 29, 63, 67, 87, 201, 203, 227, 261, 469, 603, 609, 681, 1407, 1589, 1827, 1943, 2043, 4221, 4767, 5829, 6583, 13601, 14301, 15209, 17487, 19749, 40803, 45627, 46081, 59247, 106463, 122409, 136881, 138243, 319389, 414729, 441061, 958167, 1323183, 3087427, 3969549, 9262281, 27786843]

約数ペア:

[(1, 27786843), (3, 9262281), (7, 3969549), (9, 3087427), (21, 1323183), (29, 958167), (63, 441061), (67, 414729), (87, 319389), (201, 138243), (203, 136881), (227, 122409), (261, 106463), (469, 59247), (603, 46081), (609, 45627), (681, 40803), (1407, 19749), (1589, 17487), (1827, 15209), (1943, 14301), (2043, 13601), (4221, 6583), (4767, 5829)]