131818736

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 302742528

約数和(自身を除く): 170923792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 101, 112, 172, 202, 271, 301, 344, 404, 542, 602, 688, 707, 808, 1084, 1204, 1414, 1616, 1897, 2168, 2408, 2828, 3794, 4336, 4343, 4816, 5656, 7588, 8686, 11312, 11653, 15176, 17372, 23306, 27371, 30352, 30401, 34744, 46612, 54742, 60802, 69488, 81571, 93224, 109484, 121604, 163142, 186448, 191597, 218968, 243208, 326284, 383194, 437936, 486416, 652568, 766388, 1176953, 1305136, 1532776, 2353906, 3065552, 4707812, 8238671, 9415624, 16477342, 18831248, 32954684, 65909368, 131818736]

約数ペア:

[(1, 131818736), (2, 65909368), (4, 32954684), (7, 18831248), (8, 16477342), (14, 9415624), (16, 8238671), (28, 4707812), (43, 3065552), (56, 2353906), (86, 1532776), (101, 1305136), (112, 1176953), (172, 766388), (202, 652568), (271, 486416), (301, 437936), (344, 383194), (404, 326284), (542, 243208), (602, 218968), (688, 191597), (707, 186448), (808, 163142), (1084, 121604), (1204, 109484), (1414, 93224), (1616, 81571), (1897, 69488), (2168, 60802), (2408, 54742), (2828, 46612), (3794, 34744), (4336, 30401), (4343, 30352), (4816, 27371), (5656, 23306), (7588, 17372), (8686, 15176), (11312, 11653)]