13260305

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1721}}^1$

素因数の和:1816

約数の個数: 16

約数和(自身を含む): 16861824

約数和(自身を除く): 3601519

約数列:

[1, 5, 23, 67, 115, 335, 1541, 1721, 7705, 8605, 39583, 115307, 197915, 576535, 2652061, 13260305]

約数ペア:

[(1, 13260305), (5, 2652061), (23, 576535), (67, 197915), (115, 115307), (335, 39583), (1541, 8605), (1721, 7705)]