28398906

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{42641}}^1$

素因数の和:42686

約数の個数: 24

約数和(自身を含む): 63195444

約数和(自身を除く): 34796538

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 42641, 85282, 127923, 255846, 383769, 767538, 1577717, 3155434, 4733151, 9466302, 14199453, 28398906]

約数ペア:

[(1, 28398906), (2, 14199453), (3, 9466302), (6, 4733151), (9, 3155434), (18, 1577717), (37, 767538), (74, 383769), (111, 255846), (222, 127923), (333, 85282), (666, 42641)]