2909319

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 32

約数和(自身を含む): 4730880

約数和(自身を除く): 1821561

約数列:

[1, 3, 7, 21, 31, 41, 93, 109, 123, 217, 287, 327, 651, 763, 861, 1271, 2289, 3379, 3813, 4469, 8897, 10137, 13407, 23653, 26691, 31283, 70959, 93849, 138539, 415617, 969773, 2909319]

約数ペア:

[(1, 2909319), (3, 969773), (7, 415617), (21, 138539), (31, 93849), (41, 70959), (93, 31283), (109, 26691), (123, 23653), (217, 13407), (287, 10137), (327, 8897), (651, 4469), (763, 3813), (861, 3379), (1271, 2289)]