401225968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{175361}}^1$

素因数の和:175393

約数の個数: 40

約数和(自身を含む): 913285296

約数和(自身を除く): 512059328

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 175361, 350722, 701444, 1402888, 1928971, 2279693, 2805776, 3857942, 4559386, 7715884, 9118772, 15431768, 18237544, 25076623, 30863536, 36475088, 50153246, 100306492, 200612984, 401225968]

約数ペア:

[(1, 401225968), (2, 200612984), (4, 100306492), (8, 50153246), (11, 36475088), (13, 30863536), (16, 25076623), (22, 18237544), (26, 15431768), (44, 9118772), (52, 7715884), (88, 4559386), (104, 3857942), (143, 2805776), (176, 2279693), (208, 1928971), (286, 1402888), (572, 701444), (1144, 350722), (2288, 175361)]