800644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 1534680

約数和(自身を除く): 734036

約数列:

[1, 2, 4, 13, 26, 52, 89, 173, 178, 346, 356, 692, 1157, 2249, 2314, 4498, 4628, 8996, 15397, 30794, 61588, 200161, 400322, 800644]

約数ペア:

[(1, 800644), (2, 400322), (4, 200161), (13, 61588), (26, 30794), (52, 15397), (89, 8996), (173, 4628), (178, 4498), (346, 2314), (356, 2249), (692, 1157)]