2991289662

素因数分解:

$2^1\times 3^6\times {\mathrm{19}}^1\times {\mathrm{107981}}^1$

素因数の和:108020

約数の個数: 56

約数和(自身を含む): 7081459560

約数和(自身を除く): 4090169898

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 729, 1026, 1458, 1539, 3078, 4617, 9234, 13851, 27702, 107981, 215962, 323943, 647886, 971829, 1943658, 2051639, 2915487, 4103278, 5830974, 6154917, 8746461, 12309834, 17492922, 18464751, 26239383, 36929502, 52478766, 55394253, 78718149, 110788506, 157436298, 166182759, 332365518, 498548277, 997096554, 1495644831, 2991289662]

約数ペア:

[(1, 2991289662), (2, 1495644831), (3, 997096554), (6, 498548277), (9, 332365518), (18, 166182759), (19, 157436298), (27, 110788506), (38, 78718149), (54, 55394253), (57, 52478766), (81, 36929502), (114, 26239383), (162, 18464751), (171, 17492922), (243, 12309834), (342, 8746461), (486, 6154917), (513, 5830974), (729, 4103278), (1026, 2915487), (1458, 2051639), (1539, 1943658), (3078, 971829), (4617, 647886), (9234, 323943), (13851, 215962), (27702, 107981)]