51145353

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{751}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 90095616

約数和(自身を除く): 38950263

約数列:

[1, 3, 7, 9, 21, 23, 47, 63, 69, 141, 161, 207, 329, 423, 483, 751, 987, 1081, 1449, 2253, 2961, 3243, 5257, 6759, 7567, 9729, 15771, 17273, 22701, 35297, 47313, 51819, 68103, 105891, 120911, 155457, 247079, 317673, 362733, 741237, 811831, 1088199, 2223711, 2435493, 5682817, 7306479, 17048451, 51145353]

約数ペア:

[(1, 51145353), (3, 17048451), (7, 7306479), (9, 5682817), (21, 2435493), (23, 2223711), (47, 1088199), (63, 811831), (69, 741237), (141, 362733), (161, 317673), (207, 247079), (329, 155457), (423, 120911), (483, 105891), (751, 68103), (987, 51819), (1081, 47313), (1449, 35297), (2253, 22701), (2961, 17273), (3243, 15771), (5257, 9729), (6759, 7567)]