638528085

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{2087}}^1$

素因数の和:2634

約数の個数: 48

約数和(自身を含む): 1194770304

約数和(自身を除く): 556242219

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 523, 585, 1569, 2087, 2615, 4707, 6261, 6799, 7845, 10435, 18783, 20397, 23535, 27131, 31305, 33995, 61191, 81393, 93915, 101985, 135655, 244179, 305955, 406965, 1091501, 1220895, 3274503, 5457505, 9823509, 14189513, 16372515, 42568539, 49117545, 70947565, 127705617, 212842695, 638528085]

約数ペア:

[(1, 638528085), (3, 212842695), (5, 127705617), (9, 70947565), (13, 49117545), (15, 42568539), (39, 16372515), (45, 14189513), (65, 9823509), (117, 5457505), (195, 3274503), (523, 1220895), (585, 1091501), (1569, 406965), (2087, 305955), (2615, 244179), (4707, 135655), (6261, 101985), (6799, 93915), (7845, 81393), (10435, 61191), (18783, 33995), (20397, 31305), (23535, 27131)]