213654310

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{2111}}^1$

素因数の和:2496

約数の個数: 32

約数和(自身を含む): 399168000

約数和(自身を除く): 185513690

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 349, 698, 1745, 2111, 3490, 4222, 10121, 10555, 20242, 21110, 50605, 61219, 101210, 122438, 306095, 612190, 736739, 1473478, 3683695, 7367390, 21365431, 42730862, 106827155, 213654310]

約数ペア:

[(1, 213654310), (2, 106827155), (5, 42730862), (10, 21365431), (29, 7367390), (58, 3683695), (145, 1473478), (290, 736739), (349, 612190), (698, 306095), (1745, 122438), (2111, 101210), (3490, 61219), (4222, 50605), (10121, 21110), (10555, 20242)]