61398883

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 83483136

約数和(自身を除く): 22084253

約数列:

[1, 7, 13, 17, 43, 71, 91, 119, 169, 221, 301, 497, 559, 731, 923, 1183, 1207, 1547, 2873, 3053, 3913, 5117, 6461, 7267, 8449, 9503, 11999, 15691, 20111, 21371, 39689, 50869, 51901, 66521, 83993, 109837, 123539, 203983, 277823, 363307, 515957, 674713, 864773, 1427881, 3611699, 4722991, 8771269, 61398883]

約数ペア:

[(1, 61398883), (7, 8771269), (13, 4722991), (17, 3611699), (43, 1427881), (71, 864773), (91, 674713), (119, 515957), (169, 363307), (221, 277823), (301, 203983), (497, 123539), (559, 109837), (731, 83993), (923, 66521), (1183, 51901), (1207, 50869), (1547, 39689), (2873, 21371), (3053, 20111), (3913, 15691), (5117, 11999), (6461, 9503), (7267, 8449)]