28558845

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{643}}^1$

素因数の和:711

約数の個数: 64

約数和(自身を含む): 59351040

約数和(自身を除く): 30792195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 47, 63, 105, 135, 141, 189, 235, 315, 329, 423, 643, 705, 945, 987, 1269, 1645, 1929, 2115, 2961, 3215, 4501, 4935, 5787, 6345, 8883, 9645, 13503, 14805, 17361, 22505, 28935, 30221, 40509, 44415, 67515, 86805, 90663, 121527, 151105, 202545, 211547, 271989, 453315, 607635, 634641, 815967, 1057735, 1359945, 1903923, 3173205, 4079835, 5711769, 9519615, 28558845]

約数ペア:

[(1, 28558845), (3, 9519615), (5, 5711769), (7, 4079835), (9, 3173205), (15, 1903923), (21, 1359945), (27, 1057735), (35, 815967), (45, 634641), (47, 607635), (63, 453315), (105, 271989), (135, 211547), (141, 202545), (189, 151105), (235, 121527), (315, 90663), (329, 86805), (423, 67515), (643, 44415), (705, 40509), (945, 30221), (987, 28935), (1269, 22505), (1645, 17361), (1929, 14805), (2115, 13503), (2961, 9645), (3215, 8883), (4501, 6345), (4935, 5787)]