28101038

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1187}}^1$

素因数の和:1304

約数の個数: 32

約数和(自身を含む): 51321600

約数和(自身を除く): 23220562

約数列:

[1, 2, 7, 14, 19, 38, 89, 133, 178, 266, 623, 1187, 1246, 1691, 2374, 3382, 8309, 11837, 16618, 22553, 23674, 45106, 105643, 157871, 211286, 315742, 739501, 1479002, 2007217, 4014434, 14050519, 28101038]

約数ペア:

[(1, 28101038), (2, 14050519), (7, 4014434), (14, 2007217), (19, 1479002), (38, 739501), (89, 315742), (133, 211286), (178, 157871), (266, 105643), (623, 45106), (1187, 23674), (1246, 22553), (1691, 16618), (2374, 11837), (3382, 8309)]