199965738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:739

約数の個数: 64

約数和(自身を含む): 470587392

約数和(自身を除く): 270621654

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 263, 301, 421, 526, 602, 789, 842, 903, 1263, 1578, 1806, 1841, 2526, 2947, 3682, 5523, 5894, 8841, 11046, 11309, 17682, 18103, 22618, 33927, 36206, 54309, 67854, 79163, 108618, 110723, 126721, 158326, 221446, 237489, 253442, 332169, 380163, 474978, 664338, 760326, 775061, 1550122, 2325183, 4650366, 4761089, 9522178, 14283267, 28566534, 33327623, 66655246, 99982869, 199965738]

約数ペア:

[(1, 199965738), (2, 99982869), (3, 66655246), (6, 33327623), (7, 28566534), (14, 14283267), (21, 9522178), (42, 4761089), (43, 4650366), (86, 2325183), (129, 1550122), (258, 775061), (263, 760326), (301, 664338), (421, 474978), (526, 380163), (602, 332169), (789, 253442), (842, 237489), (903, 221446), (1263, 158326), (1578, 126721), (1806, 110723), (1841, 108618), (2526, 79163), (2947, 67854), (3682, 54309), (5523, 36206), (5894, 33927), (8841, 22618), (11046, 18103), (11309, 17682)]