64671131

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:755

約数の個数: 24

約数和(自身を含む): 79043040

約数和(自身を除く): 14371909

約数列:

[1, 7, 29, 49, 71, 203, 497, 641, 1421, 2059, 3479, 4487, 14413, 18589, 31409, 45511, 100891, 130123, 318577, 910861, 1319819, 2230039, 9238733, 64671131]

約数ペア:

[(1, 64671131), (7, 9238733), (29, 2230039), (49, 1319819), (71, 910861), (203, 318577), (497, 130123), (641, 100891), (1421, 45511), (2059, 31409), (3479, 18589), (4487, 14413)]