712712

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 1814400

約数和(自身を除く): 1101688

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 89, 91, 104, 143, 154, 178, 182, 286, 308, 356, 364, 572, 616, 623, 712, 728, 979, 1001, 1144, 1157, 1246, 1958, 2002, 2314, 2492, 3916, 4004, 4628, 4984, 6853, 7832, 8008, 8099, 9256, 12727, 13706, 16198, 25454, 27412, 32396, 50908, 54824, 64792, 89089, 101816, 178178, 356356, 712712]

約数ペア:

[(1, 712712), (2, 356356), (4, 178178), (7, 101816), (8, 89089), (11, 64792), (13, 54824), (14, 50908), (22, 32396), (26, 27412), (28, 25454), (44, 16198), (52, 13706), (56, 12727), (77, 9256), (88, 8099), (89, 8008), (91, 7832), (104, 6853), (143, 4984), (154, 4628), (178, 4004), (182, 3916), (286, 2492), (308, 2314), (356, 2002), (364, 1958), (572, 1246), (616, 1157), (623, 1144), (712, 1001), (728, 979)]