64695351

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1571}}^1$

素因数の和:1671

約数の個数: 32

約数和(自身を含む): 103223808

約数和(自身を除く): 38528457

約数列:

[1, 3, 7, 21, 37, 53, 111, 159, 259, 371, 777, 1113, 1571, 1961, 4713, 5883, 10997, 13727, 32991, 41181, 58127, 83263, 174381, 249789, 406889, 582841, 1220667, 1748523, 3080731, 9242193, 21565117, 64695351]

約数ペア:

[(1, 64695351), (3, 21565117), (7, 9242193), (21, 3080731), (37, 1748523), (53, 1220667), (111, 582841), (159, 406889), (259, 249789), (371, 174381), (777, 83263), (1113, 58127), (1571, 41181), (1961, 32991), (4713, 13727), (5883, 10997)]