138378072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{823679}}^1$

素因数の和:823695

約数の個数: 32

約数和(自身を含む): 395366400

約数和(自身を除く): 256988328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 823679, 1647358, 2471037, 3294716, 4942074, 5765753, 6589432, 9884148, 11531506, 17297259, 19768296, 23063012, 34594518, 46126024, 69189036, 138378072]

約数ペア:

[(1, 138378072), (2, 69189036), (3, 46126024), (4, 34594518), (6, 23063012), (7, 19768296), (8, 17297259), (12, 11531506), (14, 9884148), (21, 6589432), (24, 5765753), (28, 4942074), (42, 3294716), (56, 2471037), (84, 1647358), (168, 823679)]