15728972

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9209}}^1$

素因数の和:9281

約数の個数: 24

約数和(自身を含む): 31977120

約数和(自身を除く): 16248148

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 9209, 18418, 36836, 64463, 128926, 257852, 561749, 1123498, 2246996, 3932243, 7864486, 15728972]

約数ペア:

[(1, 15728972), (2, 7864486), (4, 3932243), (7, 2246996), (14, 1123498), (28, 561749), (61, 257852), (122, 128926), (244, 64463), (427, 36836), (854, 18418), (1708, 9209)]