12781244

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{3023}}^1$

素因数の和:3185

約数の個数: 24

約数和(自身を含む): 25740288

約数和(自身を除く): 12959044

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 3023, 4228, 6046, 12092, 21161, 42322, 84644, 456473, 912946, 1825892, 3195311, 6390622, 12781244]

約数ペア:

[(1, 12781244), (2, 6390622), (4, 3195311), (7, 1825892), (14, 912946), (28, 456473), (151, 84644), (302, 42322), (604, 21161), (1057, 12092), (2114, 6046), (3023, 4228)]