81761941

素因数分解:

${\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 87048576

約数和(自身を除く): 5286635

約数列:

[1, 23, 113, 163, 193, 2599, 3749, 4439, 18419, 21809, 31459, 423637, 501607, 723557, 3554867, 81761941]

約数ペア:

[(1, 81761941), (23, 3554867), (113, 723557), (163, 501607), (193, 423637), (2599, 31459), (3749, 21809), (4439, 18419)]