220887408

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{657403}}^1$

素因数の和:657421

約数の個数: 40

約数和(自身を含む): 652144768

約数和(自身を除く): 431257360

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 657403, 1314806, 1972209, 2629612, 3944418, 4601821, 5259224, 7888836, 9203642, 10518448, 13805463, 15777672, 18407284, 27610926, 31555344, 36814568, 55221852, 73629136, 110443704, 220887408]

約数ペア:

[(1, 220887408), (2, 110443704), (3, 73629136), (4, 55221852), (6, 36814568), (7, 31555344), (8, 27610926), (12, 18407284), (14, 15777672), (16, 13805463), (21, 10518448), (24, 9203642), (28, 7888836), (42, 5259224), (48, 4601821), (56, 3944418), (84, 2629612), (112, 1972209), (168, 1314806), (336, 657403)]