213879225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1327}}^1$

素因数の和:1654

約数の個数: 48

約数和(自身を含む): 405751808

約数和(自身を除く): 191872583

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 307, 525, 921, 1327, 1535, 2149, 3981, 4605, 6447, 6635, 7675, 9289, 10745, 19905, 23025, 27867, 32235, 33175, 46445, 53725, 99525, 139335, 161175, 232225, 407389, 696675, 1222167, 2036945, 2851723, 6110835, 8555169, 10184725, 14258615, 30554175, 42775845, 71293075, 213879225]

約数ペア:

[(1, 213879225), (3, 71293075), (5, 42775845), (7, 30554175), (15, 14258615), (21, 10184725), (25, 8555169), (35, 6110835), (75, 2851723), (105, 2036945), (175, 1222167), (307, 696675), (525, 407389), (921, 232225), (1327, 161175), (1535, 139335), (2149, 99525), (3981, 53725), (4605, 46445), (6447, 33175), (6635, 32235), (7675, 27867), (9289, 23025), (10745, 19905)]