90243356

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103967}}^1$

素因数の和:104009

約数の個数: 24

約数和(自身を含む): 186310656

約数和(自身を除く): 96067300

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 103967, 207934, 415868, 727769, 1455538, 2911076, 3222977, 6445954, 12891908, 22560839, 45121678, 90243356]

約数ペア:

[(1, 90243356), (2, 45121678), (4, 22560839), (7, 12891908), (14, 6445954), (28, 3222977), (31, 2911076), (62, 1455538), (124, 727769), (217, 415868), (434, 207934), (868, 103967)]