281728504

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{63913}}^1$

素因数の和:63967

約数の個数: 32

約数和(自身を含む): 575226000

約数和(自身を除く): 293497496

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 116, 152, 232, 551, 1102, 2204, 4408, 63913, 127826, 255652, 511304, 1214347, 1853477, 2428694, 3706954, 4857388, 7413908, 9714776, 14827816, 35216063, 70432126, 140864252, 281728504]

約数ペア:

[(1, 281728504), (2, 140864252), (4, 70432126), (8, 35216063), (19, 14827816), (29, 9714776), (38, 7413908), (58, 4857388), (76, 3706954), (116, 2428694), (152, 1853477), (232, 1214347), (551, 511304), (1102, 255652), (2204, 127826), (4408, 63913)]