248876238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{138727}}^1$

素因数の和:138768

約数の個数: 32

約数和(自身を含む): 559351296

約数和(自身を除く): 310475058

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 138727, 277454, 416181, 832362, 1803451, 3190721, 3606902, 5410353, 6381442, 9572163, 10820706, 19144326, 41479373, 82958746, 124438119, 248876238]

約数ペア:

[(1, 248876238), (2, 124438119), (3, 82958746), (6, 41479373), (13, 19144326), (23, 10820706), (26, 9572163), (39, 6381442), (46, 5410353), (69, 3606902), (78, 3190721), (138, 1803451), (299, 832362), (598, 416181), (897, 277454), (1794, 138727)]