271781169

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 427472640

約数和(自身を除く): 155691471

約数列:

[1, 3, 11, 33, 37, 41, 61, 89, 111, 123, 183, 267, 407, 451, 671, 979, 1221, 1353, 1517, 2013, 2257, 2501, 2937, 3293, 3649, 4551, 5429, 6771, 7503, 9879, 10947, 16287, 16687, 24827, 27511, 36223, 40139, 50061, 59719, 74481, 82533, 92537, 108669, 120417, 135013, 179157, 200873, 222589, 277611, 405039, 602619, 667767, 1017907, 1485143, 2209603, 2448479, 3053721, 4455429, 6628809, 7345437, 8235793, 24707379, 90593723, 271781169]

約数ペア:

[(1, 271781169), (3, 90593723), (11, 24707379), (33, 8235793), (37, 7345437), (41, 6628809), (61, 4455429), (89, 3053721), (111, 2448479), (123, 2209603), (183, 1485143), (267, 1017907), (407, 667767), (451, 602619), (671, 405039), (979, 277611), (1221, 222589), (1353, 200873), (1517, 179157), (2013, 135013), (2257, 120417), (2501, 108669), (2937, 92537), (3293, 82533), (3649, 74481), (4551, 59719), (5429, 50061), (6771, 40139), (7503, 36223), (9879, 27511), (10947, 24827), (16287, 16687)]