251348188

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{36343}}^1$

素因数の和:36386

約数の個数: 48

約数和(自身を含む): 569873920

約数和(自身を除く): 318525732

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 36343, 72686, 145372, 254401, 472459, 508802, 690517, 944918, 1017604, 1381034, 1889836, 2762068, 3307213, 4833619, 6614426, 8976721, 9667238, 13228852, 17953442, 19334476, 35906884, 62837047, 125674094, 251348188]

約数ペア:

[(1, 251348188), (2, 125674094), (4, 62837047), (7, 35906884), (13, 19334476), (14, 17953442), (19, 13228852), (26, 9667238), (28, 8976721), (38, 6614426), (52, 4833619), (76, 3307213), (91, 2762068), (133, 1889836), (182, 1381034), (247, 1017604), (266, 944918), (364, 690517), (494, 508802), (532, 472459), (988, 254401), (1729, 145372), (3458, 72686), (6916, 36343)]