128868738

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 281128320

約数和(自身を除く): 152259582

約数列:

[1, 2, 3, 6, 17, 34, 51, 67, 102, 109, 134, 173, 201, 218, 327, 346, 402, 519, 654, 1038, 1139, 1853, 2278, 2941, 3417, 3706, 5559, 5882, 6834, 7303, 8823, 11118, 11591, 14606, 17646, 18857, 21909, 23182, 34773, 37714, 43818, 56571, 69546, 113142, 124151, 197047, 248302, 320569, 372453, 394094, 591141, 641138, 744906, 961707, 1182282, 1263419, 1923414, 2526838, 3790257, 7580514, 21478123, 42956246, 64434369, 128868738]

約数ペア:

[(1, 128868738), (2, 64434369), (3, 42956246), (6, 21478123), (17, 7580514), (34, 3790257), (51, 2526838), (67, 1923414), (102, 1263419), (109, 1182282), (134, 961707), (173, 744906), (201, 641138), (218, 591141), (327, 394094), (346, 372453), (402, 320569), (519, 248302), (654, 197047), (1038, 124151), (1139, 113142), (1853, 69546), (2278, 56571), (2941, 43818), (3417, 37714), (3706, 34773), (5559, 23182), (5882, 21909), (6834, 18857), (7303, 17646), (8823, 14606), (11118, 11591)]