138864904

素因数分解:

$2^3\times {\mathrm{4091}}^1\times {\mathrm{4243}}^1$

素因数の和:8340

約数の個数: 16

約数和(自身を含む): 260496720

約数和(自身を除く): 121631816

約数列:

[1, 2, 4, 8, 4091, 4243, 8182, 8486, 16364, 16972, 32728, 33944, 17358113, 34716226, 69432452, 138864904]

約数ペア:

[(1, 138864904), (2, 69432452), (4, 34716226), (8, 17358113), (4091, 33944), (4243, 32728), (8182, 16972), (8486, 16364)]