289096948

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4691}}^1$

素因数の和:4804

約数の個数: 48

約数和(自身を含む): 605380608

約数和(自身を除く): 316283660

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 71, 124, 142, 217, 284, 434, 497, 868, 994, 1988, 2201, 4402, 4691, 8804, 9382, 15407, 18764, 30814, 32837, 61628, 65674, 131348, 145421, 290842, 333061, 581684, 666122, 1017947, 1332244, 2035894, 2331427, 4071788, 4662854, 9325708, 10324891, 20649782, 41299564, 72274237, 144548474, 289096948]

約数ペア:

[(1, 289096948), (2, 144548474), (4, 72274237), (7, 41299564), (14, 20649782), (28, 10324891), (31, 9325708), (62, 4662854), (71, 4071788), (124, 2331427), (142, 2035894), (217, 1332244), (284, 1017947), (434, 666122), (497, 581684), (868, 333061), (994, 290842), (1988, 145421), (2201, 131348), (4402, 65674), (4691, 61628), (8804, 32837), (9382, 30814), (15407, 18764)]