206670254

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1\times {\mathrm{389}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 359087040

約数和(自身を除く): 152416786

約数列:

[1, 2, 7, 14, 137, 274, 277, 389, 554, 778, 959, 1918, 1939, 2723, 3878, 5446, 37949, 53293, 75898, 106586, 107753, 215506, 265643, 373051, 531286, 746102, 754271, 1508542, 14762161, 29524322, 103335127, 206670254]

約数ペア:

[(1, 206670254), (2, 103335127), (7, 29524322), (14, 14762161), (137, 1508542), (274, 754271), (277, 746102), (389, 531286), (554, 373051), (778, 265643), (959, 215506), (1918, 107753), (1939, 106586), (2723, 75898), (3878, 53293), (5446, 37949)]