135545221

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 175815360

約数和(自身を除く): 40270139

約数列:

[1, 7, 19, 41, 49, 53, 67, 133, 287, 371, 469, 779, 931, 1007, 1273, 2009, 2173, 2597, 2747, 3283, 3551, 5453, 7049, 8911, 15211, 19229, 24857, 38171, 41287, 49343, 52193, 62377, 67469, 106477, 134603, 145591, 173999, 289009, 365351, 472283, 1019137, 2023063, 2557457, 2766229, 3305981, 7133959, 19363603, 135545221]

約数ペア:

[(1, 135545221), (7, 19363603), (19, 7133959), (41, 3305981), (49, 2766229), (53, 2557457), (67, 2023063), (133, 1019137), (287, 472283), (371, 365351), (469, 289009), (779, 173999), (931, 145591), (1007, 134603), (1273, 106477), (2009, 67469), (2173, 62377), (2597, 52193), (2747, 49343), (3283, 41287), (3551, 38171), (5453, 24857), (7049, 19229), (8911, 15211)]