23278857

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1423}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 38277120

約数和(自身を除く): 14998263

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 1423, 2337, 4269, 5453, 9961, 16359, 27037, 29883, 58343, 81111, 175029, 189259, 408401, 567777, 1108517, 1225203, 3325551, 7759619, 23278857]

約数ペア:

[(1, 23278857), (3, 7759619), (7, 3325551), (19, 1225203), (21, 1108517), (41, 567777), (57, 408401), (123, 189259), (133, 175029), (287, 81111), (399, 58343), (779, 29883), (861, 27037), (1423, 16359), (2337, 9961), (4269, 5453)]