81276748

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{49199}}^1$

素因数の和:49269

約数の個数: 24

約数和(自身を含む): 165312000

約数和(自身を除く): 84035252

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 49199, 98398, 196796, 344393, 688786, 1377572, 2902741, 5805482, 11610964, 20319187, 40638374, 81276748]

約数ペア:

[(1, 81276748), (2, 40638374), (4, 20319187), (7, 11610964), (14, 5805482), (28, 2902741), (59, 1377572), (118, 688786), (236, 344393), (413, 196796), (826, 98398), (1652, 49199)]