259277284

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{2143}}^1$

素因数の和:2332

約数の個数: 48

約数和(自身を含む): 540288000

約数和(自身を除く): 281010716

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 149, 203, 298, 406, 596, 812, 1043, 2086, 2143, 4172, 4286, 4321, 8572, 8642, 15001, 17284, 30002, 30247, 60004, 60494, 62147, 120988, 124294, 248588, 319307, 435029, 638614, 870058, 1277228, 1740116, 2235149, 4470298, 8940596, 9259903, 18519806, 37039612, 64819321, 129638642, 259277284]

約数ペア:

[(1, 259277284), (2, 129638642), (4, 64819321), (7, 37039612), (14, 18519806), (28, 9259903), (29, 8940596), (58, 4470298), (116, 2235149), (149, 1740116), (203, 1277228), (298, 870058), (406, 638614), (596, 435029), (812, 319307), (1043, 248588), (2086, 124294), (2143, 120988), (4172, 62147), (4286, 60494), (4321, 60004), (8572, 30247), (8642, 30002), (15001, 17284)]