78138218

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{4261}}^1$

素因数の和:4489

約数の個数: 16

約数和(自身を含む): 120137256

約数和(自身を除く): 41999038

約数列:

[1, 2, 53, 106, 173, 346, 4261, 8522, 9169, 18338, 225833, 451666, 737153, 1474306, 39069109, 78138218]

約数ペア:

[(1, 78138218), (2, 39069109), (53, 1474306), (106, 737153), (173, 451666), (346, 225833), (4261, 18338), (8522, 9169)]