557003694

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{66739}}^1$

素因数の和:66864

約数の個数: 32

約数和(自身を含む): 1210930560

約数和(自身を除く): 653926866

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 107, 214, 321, 642, 1391, 2782, 4173, 8346, 66739, 133478, 200217, 400434, 867607, 1735214, 2602821, 5205642, 7141073, 14282146, 21423219, 42846438, 92833949, 185667898, 278501847, 557003694]

約数ペア:

[(1, 557003694), (2, 278501847), (3, 185667898), (6, 92833949), (13, 42846438), (26, 21423219), (39, 14282146), (78, 7141073), (107, 5205642), (214, 2602821), (321, 1735214), (642, 867607), (1391, 400434), (2782, 200217), (4173, 133478), (8346, 66739)]