207621435

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{1783}}^1$

素因数の和:2907

約数の個数: 32

約数和(自身を含む): 380206080

約数和(自身を除く): 172584645

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1109, 1783, 3327, 5349, 5545, 7763, 8915, 12481, 16635, 23289, 26745, 37443, 38815, 62405, 116445, 187215, 1977347, 5932041, 9886735, 13841429, 29660205, 41524287, 69207145, 207621435]

約数ペア:

[(1, 207621435), (3, 69207145), (5, 41524287), (7, 29660205), (15, 13841429), (21, 9886735), (35, 5932041), (105, 1977347), (1109, 187215), (1783, 116445), (3327, 62405), (5349, 38815), (5545, 37443), (7763, 26745), (8915, 23289), (12481, 16635)]