161651658

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{1213}}^1$

素因数の和:1411

約数の個数: 64

約数和(自身を含む): 391587840

約数和(自身を除く): 229936182

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 167, 266, 334, 399, 501, 798, 1002, 1169, 1213, 2338, 2426, 3173, 3507, 3639, 6346, 7014, 7278, 8491, 9519, 16982, 19038, 22211, 23047, 25473, 44422, 46094, 50946, 66633, 69141, 133266, 138282, 161329, 202571, 322658, 405142, 483987, 607713, 967974, 1215426, 1417997, 2835994, 3848849, 4253991, 7697698, 8507982, 11546547, 23093094, 26941943, 53883886, 80825829, 161651658]

約数ペア:

[(1, 161651658), (2, 80825829), (3, 53883886), (6, 26941943), (7, 23093094), (14, 11546547), (19, 8507982), (21, 7697698), (38, 4253991), (42, 3848849), (57, 2835994), (114, 1417997), (133, 1215426), (167, 967974), (266, 607713), (334, 483987), (399, 405142), (501, 322658), (798, 202571), (1002, 161329), (1169, 138282), (1213, 133266), (2338, 69141), (2426, 66633), (3173, 50946), (3507, 46094), (3639, 44422), (6346, 25473), (7014, 23047), (7278, 22211), (8491, 19038), (9519, 16982)]