26885428

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:903

約数の個数: 24

約数和(自身を含む): 48129984

約数和(自身を除く): 21244556

約数列:

[1, 2, 4, 71, 137, 142, 274, 284, 548, 691, 1382, 2764, 9727, 19454, 38908, 49061, 94667, 98122, 189334, 196244, 378668, 6721357, 13442714, 26885428]

約数ペア:

[(1, 26885428), (2, 13442714), (4, 6721357), (71, 378668), (137, 196244), (142, 189334), (274, 98122), (284, 94667), (548, 49061), (691, 38908), (1382, 19454), (2764, 9727)]