28425430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{258413}}^1$

素因数の和:258431

約数の個数: 16

約数和(自身を含む): 55817424

約数和(自身を除く): 27391994

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 258413, 516826, 1292065, 2584130, 2842543, 5685086, 14212715, 28425430]

約数ペア:

[(1, 28425430), (2, 14212715), (5, 5685086), (10, 2842543), (11, 2584130), (22, 1292065), (55, 516826), (110, 258413)]