329778868

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 615645184

約数和(自身を除く): 285866316

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 127, 172, 254, 487, 508, 974, 1333, 1948, 2666, 3937, 5332, 5461, 7874, 10922, 15097, 15748, 20941, 21844, 30194, 41882, 60388, 61849, 83764, 123698, 169291, 247396, 338582, 649171, 677164, 1298342, 1917319, 2596684, 2659507, 3834638, 5319014, 7669276, 10638028, 82444717, 164889434, 329778868]

約数ペア:

[(1, 329778868), (2, 164889434), (4, 82444717), (31, 10638028), (43, 7669276), (62, 5319014), (86, 3834638), (124, 2659507), (127, 2596684), (172, 1917319), (254, 1298342), (487, 677164), (508, 649171), (974, 338582), (1333, 247396), (1948, 169291), (2666, 123698), (3937, 83764), (5332, 61849), (5461, 60388), (7874, 41882), (10922, 30194), (15097, 21844), (15748, 20941)]