73982181

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:898

約数の個数: 64

約数和(自身を含む): 135475200

約数和(自身を除く): 61493019

約数列:

[1, 3, 7, 13, 17, 19, 21, 39, 51, 57, 91, 119, 133, 221, 247, 273, 323, 357, 399, 663, 741, 839, 969, 1547, 1729, 2261, 2517, 4199, 4641, 5187, 5873, 6783, 10907, 12597, 14263, 15941, 17619, 29393, 32721, 42789, 47823, 76349, 88179, 99841, 111587, 185419, 207233, 229047, 270997, 299523, 334761, 556257, 621699, 812991, 1297933, 1450631, 1896979, 3522961, 3893799, 4351893, 5690937, 10568883, 24660727, 73982181]

約数ペア:

[(1, 73982181), (3, 24660727), (7, 10568883), (13, 5690937), (17, 4351893), (19, 3893799), (21, 3522961), (39, 1896979), (51, 1450631), (57, 1297933), (91, 812991), (119, 621699), (133, 556257), (221, 334761), (247, 299523), (273, 270997), (323, 229047), (357, 207233), (399, 185419), (663, 111587), (741, 99841), (839, 88179), (969, 76349), (1547, 47823), (1729, 42789), (2261, 32721), (2517, 29393), (4199, 17619), (4641, 15941), (5187, 14263), (5873, 12597), (6783, 10907)]