157973739

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 272609280

約数和(自身を除く): 114635541

約数列:

[1, 3, 7, 11, 21, 33, 59, 67, 77, 173, 177, 201, 231, 413, 469, 519, 649, 737, 1211, 1239, 1407, 1903, 1947, 2211, 3633, 3953, 4543, 5159, 5709, 10207, 11591, 11859, 13321, 13629, 15477, 27671, 30621, 34773, 39963, 43483, 71449, 81137, 83013, 112277, 127501, 130449, 214347, 243411, 304381, 336831, 382503, 683869, 785939, 892507, 913143, 2051607, 2357817, 2677521, 4787083, 7522559, 14361249, 22567677, 52657913, 157973739]

約数ペア:

[(1, 157973739), (3, 52657913), (7, 22567677), (11, 14361249), (21, 7522559), (33, 4787083), (59, 2677521), (67, 2357817), (77, 2051607), (173, 913143), (177, 892507), (201, 785939), (231, 683869), (413, 382503), (469, 336831), (519, 304381), (649, 243411), (737, 214347), (1211, 130449), (1239, 127501), (1407, 112277), (1903, 83013), (1947, 81137), (2211, 71449), (3633, 43483), (3953, 39963), (4543, 34773), (5159, 30621), (5709, 27671), (10207, 15477), (11591, 13629), (11859, 13321)]