1911819

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 3225600

約数和(自身を除く): 1313781

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 149, 273, 329, 447, 611, 987, 1043, 1833, 1937, 3129, 4277, 5811, 7003, 12831, 13559, 21009, 40677, 49021, 91039, 147063, 273117, 637273, 1911819]

約数ペア:

[(1, 1911819), (3, 637273), (7, 273117), (13, 147063), (21, 91039), (39, 49021), (47, 40677), (91, 21009), (141, 13559), (149, 12831), (273, 7003), (329, 5811), (447, 4277), (611, 3129), (987, 1937), (1043, 1833)]