249284005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2713}}^1$

素因数の和:2805

約数の個数: 32

約数和(自身を含む): 337665024

約数和(自身を除く): 88381019

約数列:

[1, 5, 17, 23, 47, 85, 115, 235, 391, 799, 1081, 1955, 2713, 3995, 5405, 13565, 18377, 46121, 62399, 91885, 127511, 230605, 311995, 637555, 1060783, 2167687, 2932753, 5303915, 10838435, 14663765, 49856801, 249284005]

約数ペア:

[(1, 249284005), (5, 49856801), (17, 14663765), (23, 10838435), (47, 5303915), (85, 2932753), (115, 2167687), (235, 1060783), (391, 637555), (799, 311995), (1081, 230605), (1955, 127511), (2713, 91885), (3995, 62399), (5405, 46121), (13565, 18377)]