28213918

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{1321}}^1$

素因数の和:1563

約数の個数: 16

約数和(自身を含む): 43308720

約数和(自身を除く): 15094802

約数列:

[1, 2, 59, 118, 181, 362, 1321, 2642, 10679, 21358, 77939, 155878, 239101, 478202, 14106959, 28213918]

約数ペア:

[(1, 28213918), (2, 14106959), (59, 478202), (118, 239101), (181, 155878), (362, 77939), (1321, 21358), (2642, 10679)]