86990972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{15413}}^1$

素因数の和:15517

約数の個数: 24

約数和(自身を含む): 163141776

約数和(自身を除く): 76150804

約数列:

[1, 2, 4, 17, 34, 68, 83, 166, 332, 1411, 2822, 5644, 15413, 30826, 61652, 262021, 524042, 1048084, 1279279, 2558558, 5117116, 21747743, 43495486, 86990972]

約数ペア:

[(1, 86990972), (2, 43495486), (4, 21747743), (17, 5117116), (34, 2558558), (68, 1279279), (83, 1048084), (166, 524042), (332, 262021), (1411, 61652), (2822, 30826), (5644, 15413)]