641002986

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{161137}}^1$

素因数の和:161175

約数の個数: 48

約数和(自身を含む): 1583664264

約数和(自身を除く): 942661278

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 161137, 322274, 483411, 966822, 1450233, 2094781, 2739329, 2900466, 4189562, 5478658, 6284343, 8217987, 12568686, 16435974, 18853029, 24653961, 35611277, 37706058, 49307922, 71222554, 106833831, 213667662, 320501493, 641002986]

約数ペア:

[(1, 641002986), (2, 320501493), (3, 213667662), (6, 106833831), (9, 71222554), (13, 49307922), (17, 37706058), (18, 35611277), (26, 24653961), (34, 18853029), (39, 16435974), (51, 12568686), (78, 8217987), (102, 6284343), (117, 5478658), (153, 4189562), (221, 2900466), (234, 2739329), (306, 2094781), (442, 1450233), (663, 966822), (1326, 483411), (1989, 322274), (3978, 161137)]