2017681953

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1\times {\mathrm{3917}}^1$

素因数の和:5237

約数の個数: 32

約数和(自身を含む): 3239715840

約数和(自身を除く): 1222033887

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1291, 3873, 3917, 9037, 11751, 24529, 27111, 27419, 73587, 74423, 82257, 171703, 223269, 515109, 520961, 1562883, 5056847, 15170541, 35397929, 96080093, 106193787, 288240279, 672560651, 2017681953]

約数ペア:

[(1, 2017681953), (3, 672560651), (7, 288240279), (19, 106193787), (21, 96080093), (57, 35397929), (133, 15170541), (399, 5056847), (1291, 1562883), (3873, 520961), (3917, 515109), (9037, 223269), (11751, 171703), (24529, 82257), (27111, 74423), (27419, 73587)]