42505071

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{347}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 68597760

約数和(自身を除く): 26092689

約数列:

[1, 3, 7, 19, 21, 57, 133, 307, 347, 399, 921, 1041, 2149, 2429, 5833, 6447, 6593, 7287, 17499, 19779, 40831, 46151, 106529, 122493, 138453, 319587, 745703, 2024051, 2237109, 6072153, 14168357, 42505071]

約数ペア:

[(1, 42505071), (3, 14168357), (7, 6072153), (19, 2237109), (21, 2024051), (57, 745703), (133, 319587), (307, 138453), (347, 122493), (399, 106529), (921, 46151), (1041, 40831), (2149, 19779), (2429, 17499), (5833, 7287), (6447, 6593)]