646728054

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{15398287}}^1$

素因数の和:15398299

約数の個数: 16

約数和(自身を含む): 1478235648

約数和(自身を除く): 831507594

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 15398287, 30796574, 46194861, 92389722, 107788009, 215576018, 323364027, 646728054]

約数ペア:

[(1, 646728054), (2, 323364027), (3, 215576018), (6, 107788009), (7, 92389722), (14, 46194861), (21, 30796574), (42, 15398287)]