1290455786

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{173}}^1\times {\mathrm{3881}}^1$

素因数の和:4118

約数の個数: 24

約数和(自身を含む): 2012219172

約数和(自身を除く): 721763386

約数列:

[1, 2, 31, 62, 173, 346, 961, 1922, 3881, 5363, 7762, 10726, 120311, 166253, 240622, 332506, 671413, 1342826, 3729641, 7459282, 20813803, 41627606, 645227893, 1290455786]

約数ペア:

[(1, 1290455786), (2, 645227893), (31, 41627606), (62, 20813803), (173, 7459282), (346, 3729641), (961, 1342826), (1922, 671413), (3881, 332506), (5363, 240622), (7762, 166253), (10726, 120311)]