204217209

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4057}}^1$

素因数の和:4134

約数の個数: 48

約数和(自身を含む): 364635648

約数和(自身を除く): 160418439

約数列:

[1, 3, 7, 9, 17, 21, 47, 51, 63, 119, 141, 153, 329, 357, 423, 799, 987, 1071, 2397, 2961, 4057, 5593, 7191, 12171, 16779, 28399, 36513, 50337, 68969, 85197, 190679, 206907, 255591, 482783, 572037, 620721, 1334753, 1448349, 1716111, 3241543, 4004259, 4345047, 9724629, 12012777, 22690801, 29173887, 68072403, 204217209]

約数ペア:

[(1, 204217209), (3, 68072403), (7, 29173887), (9, 22690801), (17, 12012777), (21, 9724629), (47, 4345047), (51, 4004259), (63, 3241543), (119, 1716111), (141, 1448349), (153, 1334753), (329, 620721), (357, 572037), (423, 482783), (799, 255591), (987, 206907), (1071, 190679), (2397, 85197), (2961, 68969), (4057, 50337), (5593, 36513), (7191, 28399), (12171, 16779)]