78578235

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{25307}}^1$

素因数の和:25344

約数の個数: 32

約数和(自身を含む): 145774080

約数和(自身を除く): 67195845

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 25307, 75921, 126535, 227763, 379605, 582061, 683289, 1138815, 1746183, 2910305, 3416445, 5238549, 8730915, 15715647, 26192745, 78578235]

約数ペア:

[(1, 78578235), (3, 26192745), (5, 15715647), (9, 8730915), (15, 5238549), (23, 3416445), (27, 2910305), (45, 1746183), (69, 1138815), (115, 683289), (135, 582061), (207, 379605), (345, 227763), (621, 126535), (1035, 75921), (3105, 25307)]