40890717

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 74496000

約数和(自身を除く): 33605283

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 59, 63, 133, 171, 177, 189, 193, 399, 413, 513, 531, 579, 1121, 1197, 1239, 1351, 1593, 1737, 3363, 3591, 3667, 3717, 4053, 5211, 7847, 10089, 11001, 11151, 11387, 12159, 23541, 25669, 30267, 33003, 34161, 36477, 70623, 77007, 79709, 99009, 102483, 211869, 216353, 231021, 239127, 307449, 649059, 693063, 717381, 1514471, 1947177, 2152143, 4543413, 5841531, 13630239, 40890717]

約数ペア:

[(1, 40890717), (3, 13630239), (7, 5841531), (9, 4543413), (19, 2152143), (21, 1947177), (27, 1514471), (57, 717381), (59, 693063), (63, 649059), (133, 307449), (171, 239127), (177, 231021), (189, 216353), (193, 211869), (399, 102483), (413, 99009), (513, 79709), (531, 77007), (579, 70623), (1121, 36477), (1197, 34161), (1239, 33003), (1351, 30267), (1593, 25669), (1737, 23541), (3363, 12159), (3591, 11387), (3667, 11151), (3717, 11001), (4053, 10089), (5211, 7847)]