39697821

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2797}}^1$

素因数の和:2905

約数の個数: 24

約数和(自身を含む): 61108320

約数和(自身を除く): 21410499

約数列:

[1, 3, 9, 19, 57, 83, 171, 249, 747, 1577, 2797, 4731, 8391, 14193, 25173, 53143, 159429, 232151, 478287, 696453, 2089359, 4410869, 13232607, 39697821]

約数ペア:

[(1, 39697821), (3, 13232607), (9, 4410869), (19, 2089359), (57, 696453), (83, 478287), (171, 232151), (249, 159429), (747, 53143), (1577, 25173), (2797, 14193), (4731, 8391)]