1247246

素因数分解:

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

素因数の和:129

約数の個数: 48

約数和(自身を含む): 2585520

約数和(自身を除く): 1338274

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 89, 91, 98, 143, 154, 178, 182, 286, 539, 623, 637, 979, 1001, 1078, 1157, 1246, 1274, 1958, 2002, 2314, 4361, 6853, 7007, 8099, 8722, 12727, 13706, 14014, 16198, 25454, 47971, 56693, 89089, 95942, 113386, 178178, 623623, 1247246]

約数ペア:

[(1, 1247246), (2, 623623), (7, 178178), (11, 113386), (13, 95942), (14, 89089), (22, 56693), (26, 47971), (49, 25454), (77, 16198), (89, 14014), (91, 13706), (98, 12727), (143, 8722), (154, 8099), (178, 7007), (182, 6853), (286, 4361), (539, 2314), (623, 2002), (637, 1958), (979, 1274), (1001, 1246), (1078, 1157)]