1645472007

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{1861}}^1\times {\mathrm{5779}}^1$

素因数の和:7663

約数の個数: 24

約数和(自身を含む): 2518392240

約数和(自身を除く): 872920233

約数列:

[1, 3, 9, 17, 51, 153, 1861, 5583, 5779, 16749, 17337, 31637, 52011, 94911, 98243, 284733, 294729, 884187, 10754719, 32264157, 96792471, 182830223, 548490669, 1645472007]

約数ペア:

[(1, 1645472007), (3, 548490669), (9, 182830223), (17, 96792471), (51, 32264157), (153, 10754719), (1861, 884187), (5583, 294729), (5779, 284733), (16749, 98243), (17337, 94911), (31637, 52011)]