207971361

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{2657}}^1$

素因数の和:2902

約数の個数: 32

約数和(自身を含む): 333419520

約数和(自身を除く): 125448159

約数列:

[1, 3, 9, 13, 27, 39, 117, 223, 351, 669, 2007, 2657, 2899, 6021, 7971, 8697, 23913, 26091, 34541, 71739, 78273, 103623, 310869, 592511, 932607, 1777533, 5332599, 7702643, 15997797, 23107929, 69323787, 207971361]

約数ペア:

[(1, 207971361), (3, 69323787), (9, 23107929), (13, 15997797), (27, 7702643), (39, 5332599), (117, 1777533), (223, 932607), (351, 592511), (669, 310869), (2007, 103623), (2657, 78273), (2899, 71739), (6021, 34541), (7971, 26091), (8697, 23913)]