12840765

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4217}}^1$

素因数の和:4261

約数の個数: 32

約数和(自身を含む): 24295680

約数和(自身を除く): 11454915

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045, 4217, 12651, 21085, 29519, 63255, 88557, 122293, 147595, 366879, 442785, 611465, 856051, 1834395, 2568153, 4280255, 12840765]

約数ペア:

[(1, 12840765), (3, 4280255), (5, 2568153), (7, 1834395), (15, 856051), (21, 611465), (29, 442785), (35, 366879), (87, 147595), (105, 122293), (145, 88557), (203, 63255), (435, 29519), (609, 21085), (1015, 12651), (3045, 4217)]