239509998

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{146221}}^1$

素因数の和:146249

約数の個数: 48

約数和(自身を含む): 638697696

約数和(自身を除く): 399187698

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 146221, 292442, 438663, 877326, 1023547, 1315989, 1900873, 2047094, 2631978, 3070641, 3801746, 5702619, 6141282, 9211923, 11405238, 13306111, 17107857, 18423846, 26612222, 34215714, 39918333, 79836666, 119754999, 239509998]

約数ペア:

[(1, 239509998), (2, 119754999), (3, 79836666), (6, 39918333), (7, 34215714), (9, 26612222), (13, 18423846), (14, 17107857), (18, 13306111), (21, 11405238), (26, 9211923), (39, 6141282), (42, 5702619), (63, 3801746), (78, 3070641), (91, 2631978), (117, 2047094), (126, 1900873), (182, 1315989), (234, 1023547), (273, 877326), (546, 438663), (819, 292442), (1638, 146221)]