207654057

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{2357}}^1$

素因数の和:2630

約数の個数: 32

約数和(自身を含む): 332760960

約数和(自身を除く): 125106903

約数列:

[1, 3, 9, 13, 27, 39, 117, 251, 351, 753, 2259, 2357, 3263, 6777, 7071, 9789, 21213, 29367, 30641, 63639, 88101, 91923, 275769, 591607, 827307, 1774821, 5324463, 7690891, 15973389, 23072673, 69218019, 207654057]

約数ペア:

[(1, 207654057), (3, 69218019), (9, 23072673), (13, 15973389), (27, 7690891), (39, 5324463), (117, 1774821), (251, 827307), (351, 591607), (753, 275769), (2259, 91923), (2357, 88101), (3263, 63639), (6777, 30641), (7071, 29367), (9789, 21213)]