1608308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 3065832

約数和(自身を除く): 1457524

約数列:

[1, 2, 4, 13, 26, 52, 157, 197, 314, 394, 628, 788, 2041, 2561, 4082, 5122, 8164, 10244, 30929, 61858, 123716, 402077, 804154, 1608308]

約数ペア:

[(1, 1608308), (2, 804154), (4, 402077), (13, 123716), (26, 61858), (52, 30929), (157, 10244), (197, 8164), (314, 5122), (394, 4082), (628, 2561), (788, 2041)]