388640348

素因数分解:

$2^2\times {\mathrm{173}}^1\times {\mathrm{463}}^1\times {\mathrm{1213}}^1$

素因数の和:1853

約数の個数: 24

約数和(自身を含む): 686094528

約数和(自身を除く): 297454180

約数列:

[1, 2, 4, 173, 346, 463, 692, 926, 1213, 1852, 2426, 4852, 80099, 160198, 209849, 320396, 419698, 561619, 839396, 1123238, 2246476, 97160087, 194320174, 388640348]

約数ペア:

[(1, 388640348), (2, 194320174), (4, 97160087), (173, 2246476), (346, 1123238), (463, 839396), (692, 561619), (926, 419698), (1213, 320396), (1852, 209849), (2426, 160198), (4852, 80099)]