28385252

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16619}}^1$

素因数の和:16691

約数の個数: 24

約数和(自身を含む): 57704640

約数和(自身を除く): 29319388

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 16619, 33238, 66476, 116333, 232666, 465332, 1013759, 2027518, 4055036, 7096313, 14192626, 28385252]

約数ペア:

[(1, 28385252), (2, 14192626), (4, 7096313), (7, 4055036), (14, 2027518), (28, 1013759), (61, 465332), (122, 232666), (244, 116333), (427, 66476), (854, 33238), (1708, 16619)]