171964478

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{9649}}^1$

素因数の和:9744

約数の個数: 32

約数和(自身を含む): 314976000

約数和(自身を除く): 143011522

約数列:

[1, 2, 7, 14, 19, 38, 67, 133, 134, 266, 469, 938, 1273, 2546, 8911, 9649, 17822, 19298, 67543, 135086, 183331, 366662, 646483, 1283317, 1292966, 2566634, 4525381, 9050762, 12283177, 24566354, 85982239, 171964478]

約数ペア:

[(1, 171964478), (2, 85982239), (7, 24566354), (14, 12283177), (19, 9050762), (38, 4525381), (67, 2566634), (133, 1292966), (134, 1283317), (266, 646483), (469, 366662), (938, 183331), (1273, 135086), (2546, 67543), (8911, 19298), (9649, 17822)]