2654406979

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{787}}^1\times {\mathrm{4049}}^1$

素因数の和:4867

約数の個数: 24

約数和(自身を含む): 3274376400

約数和(自身を除く): 619969421

約数列:

[1, 7, 17, 49, 119, 787, 833, 4049, 5509, 13379, 28343, 38563, 68833, 93653, 198401, 481831, 655571, 3186563, 3372817, 22305941, 54171571, 156141587, 379200997, 2654406979]

約数ペア:

[(1, 2654406979), (7, 379200997), (17, 156141587), (49, 54171571), (119, 22305941), (787, 3372817), (833, 3186563), (4049, 655571), (5509, 481831), (13379, 198401), (28343, 93653), (38563, 68833)]