254665638

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{293}}^1\times {\mathrm{443}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 559999440

約数和(自身を除く): 305333802

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 293, 327, 443, 586, 654, 879, 886, 981, 1329, 1758, 1962, 2637, 2658, 3987, 5274, 7974, 31937, 48287, 63874, 95811, 96574, 129799, 144861, 191622, 259598, 287433, 289722, 389397, 434583, 574866, 778794, 869166, 1168191, 2336382, 14148091, 28296182, 42444273, 84888546, 127332819, 254665638]

約数ペア:

[(1, 254665638), (2, 127332819), (3, 84888546), (6, 42444273), (9, 28296182), (18, 14148091), (109, 2336382), (218, 1168191), (293, 869166), (327, 778794), (443, 574866), (586, 434583), (654, 389397), (879, 289722), (886, 287433), (981, 259598), (1329, 191622), (1758, 144861), (1962, 129799), (2637, 96574), (2658, 95811), (3987, 63874), (5274, 48287), (7974, 31937)]