178128002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{3191}}^1$

素因数の和:3338

約数の個数: 32

約数和(自身を含む): 305665920

約数和(自身を除く): 127537918

約数列:

[1, 2, 13, 19, 26, 38, 113, 226, 247, 494, 1469, 2147, 2938, 3191, 4294, 6382, 27911, 41483, 55822, 60629, 82966, 121258, 360583, 721166, 788177, 1576354, 4687579, 6851077, 9375158, 13702154, 89064001, 178128002]

約数ペア:

[(1, 178128002), (2, 89064001), (13, 13702154), (19, 9375158), (26, 6851077), (38, 4687579), (113, 1576354), (226, 788177), (247, 721166), (494, 360583), (1469, 121258), (2147, 82966), (2938, 60629), (3191, 55822), (4294, 41483), (6382, 27911)]