1688892921

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{991}}^1\times {\mathrm{8233}}^1$

素因数の和:9253

約数の個数: 24

約数和(自身を含む): 2548455936

約数和(自身を除く): 859563015

約数列:

[1, 3, 9, 23, 69, 207, 991, 2973, 8233, 8919, 22793, 24699, 68379, 74097, 189359, 205137, 568077, 1704231, 8158903, 24476709, 73430127, 187654769, 562964307, 1688892921]

約数ペア:

[(1, 1688892921), (3, 562964307), (9, 187654769), (23, 73430127), (69, 24476709), (207, 8158903), (991, 1704231), (2973, 568077), (8233, 205137), (8919, 189359), (22793, 74097), (24699, 68379)]