816686754

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{25981}}^1$

素因数の和:26043

約数の個数: 48

約数和(自身を含む): 1825807104

約数和(自身を除く): 1009120350

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 169, 186, 338, 403, 507, 806, 1014, 1209, 2418, 5239, 10478, 15717, 25981, 31434, 51962, 77943, 155886, 337753, 675506, 805411, 1013259, 1610822, 2026518, 2416233, 4390789, 4832466, 8781578, 10470343, 13172367, 20940686, 26344734, 31411029, 62822058, 136114459, 272228918, 408343377, 816686754]

約数ペア:

[(1, 816686754), (2, 408343377), (3, 272228918), (6, 136114459), (13, 62822058), (26, 31411029), (31, 26344734), (39, 20940686), (62, 13172367), (78, 10470343), (93, 8781578), (169, 4832466), (186, 4390789), (338, 2416233), (403, 2026518), (507, 1610822), (806, 1013259), (1014, 805411), (1209, 675506), (2418, 337753), (5239, 155886), (10478, 77943), (15717, 51962), (25981, 31434)]