196489503

素因数分解:

$3^3\times 7^1\times {\mathrm{787}}^1\times {\mathrm{1321}}^1$

素因数の和:2124

約数の個数: 32

約数和(自身を含む): 333355520

約数和(自身を除く): 136866017

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 787, 1321, 2361, 3963, 5509, 7083, 9247, 11889, 16527, 21249, 27741, 35667, 49581, 83223, 148743, 249669, 1039627, 3118881, 7277389, 9356643, 21832167, 28069929, 65496501, 196489503]

約数ペア:

[(1, 196489503), (3, 65496501), (7, 28069929), (9, 21832167), (21, 9356643), (27, 7277389), (63, 3118881), (189, 1039627), (787, 249669), (1321, 148743), (2361, 83223), (3963, 49581), (5509, 35667), (7083, 27741), (9247, 21249), (11889, 16527)]