438801872

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{1033}}^1$

素因数の和:1371

約数の個数: 40

約数和(自身を含む): 861611520

約数和(自身を除く): 422809648

約数列:

[1, 2, 4, 8, 16, 139, 191, 278, 382, 556, 764, 1033, 1112, 1528, 2066, 2224, 3056, 4132, 8264, 16528, 26549, 53098, 106196, 143587, 197303, 212392, 287174, 394606, 424784, 574348, 789212, 1148696, 1578424, 2297392, 3156848, 27425117, 54850234, 109700468, 219400936, 438801872]

約数ペア:

[(1, 438801872), (2, 219400936), (4, 109700468), (8, 54850234), (16, 27425117), (139, 3156848), (191, 2297392), (278, 1578424), (382, 1148696), (556, 789212), (764, 574348), (1033, 424784), (1112, 394606), (1528, 287174), (2066, 212392), (2224, 197303), (3056, 143587), (4132, 106196), (8264, 53098), (16528, 26549)]