53513187

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{929}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 88327680

約数和(自身を除く): 34814493

約数列:

[1, 3, 7, 13, 21, 39, 91, 211, 273, 633, 929, 1477, 2743, 2787, 4431, 6503, 8229, 12077, 19201, 19509, 36231, 57603, 84539, 196019, 253617, 588057, 1372133, 2548247, 4116399, 7644741, 17837729, 53513187]

約数ペア:

[(1, 53513187), (3, 17837729), (7, 7644741), (13, 4116399), (21, 2548247), (39, 1372133), (91, 588057), (211, 253617), (273, 196019), (633, 84539), (929, 57603), (1477, 36231), (2743, 19509), (2787, 19201), (4431, 12077), (6503, 8229)]