161974878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 128

約数和(自身を含む): 397135872

約数和(自身を除く): 235160994

約数列:

[1, 2, 3, 6, 13, 17, 23, 26, 34, 39, 46, 47, 51, 69, 78, 94, 102, 113, 138, 141, 221, 226, 282, 299, 339, 391, 442, 598, 611, 663, 678, 782, 799, 897, 1081, 1173, 1222, 1326, 1469, 1598, 1794, 1833, 1921, 2162, 2346, 2397, 2599, 2938, 3243, 3666, 3842, 4407, 4794, 5083, 5198, 5311, 5763, 6486, 7797, 8814, 10166, 10387, 10622, 11526, 14053, 15249, 15594, 15933, 18377, 20774, 24973, 28106, 30498, 31161, 31866, 33787, 36754, 42159, 44183, 49946, 55131, 62322, 67574, 69043, 74919, 84318, 88366, 90287, 101361, 110262, 122153, 132549, 138086, 149838, 180574, 202722, 207129, 238901, 244306, 265098, 270861, 366459, 414258, 477802, 541722, 574379, 716703, 732918, 1148758, 1173731, 1433406, 1587989, 1723137, 2076601, 2347462, 3175978, 3446274, 3521193, 4153202, 4763967, 6229803, 7042386, 9527934, 12459606, 26995813, 53991626, 80987439, 161974878]

約数ペア:

[(1, 161974878), (2, 80987439), (3, 53991626), (6, 26995813), (13, 12459606), (17, 9527934), (23, 7042386), (26, 6229803), (34, 4763967), (39, 4153202), (46, 3521193), (47, 3446274), (51, 3175978), (69, 2347462), (78, 2076601), (94, 1723137), (102, 1587989), (113, 1433406), (138, 1173731), (141, 1148758), (221, 732918), (226, 716703), (282, 574379), (299, 541722), (339, 477802), (391, 414258), (442, 366459), (598, 270861), (611, 265098), (663, 244306), (678, 238901), (782, 207129), (799, 202722), (897, 180574), (1081, 149838), (1173, 138086), (1222, 132549), (1326, 122153), (1469, 110262), (1598, 101361), (1794, 90287), (1833, 88366), (1921, 84318), (2162, 74919), (2346, 69043), (2397, 67574), (2599, 62322), (2938, 55131), (3243, 49946), (3666, 44183), (3842, 42159), (4407, 36754), (4794, 33787), (5083, 31866), (5198, 31161), (5311, 30498), (5763, 28106), (6486, 24973), (7797, 20774), (8814, 18377), (10166, 15933), (10387, 15594), (10622, 15249), (11526, 14053)]