218997912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{4639}}^1$

素因数の和:4936

約数の個数: 64

約数和(自身を含む): 628070400

約数和(自身を除く): 409072488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 281, 562, 843, 1124, 1686, 1967, 2248, 3372, 3934, 4639, 5901, 6744, 7868, 9278, 11802, 13917, 15736, 18556, 23604, 27834, 32473, 37112, 47208, 55668, 64946, 97419, 111336, 129892, 194838, 259784, 389676, 779352, 1303559, 2607118, 3910677, 5214236, 7821354, 9124913, 10428472, 15642708, 18249826, 27374739, 31285416, 36499652, 54749478, 72999304, 109498956, 218997912]

約数ペア:

[(1, 218997912), (2, 109498956), (3, 72999304), (4, 54749478), (6, 36499652), (7, 31285416), (8, 27374739), (12, 18249826), (14, 15642708), (21, 10428472), (24, 9124913), (28, 7821354), (42, 5214236), (56, 3910677), (84, 2607118), (168, 1303559), (281, 779352), (562, 389676), (843, 259784), (1124, 194838), (1686, 129892), (1967, 111336), (2248, 97419), (3372, 64946), (3934, 55668), (4639, 47208), (5901, 37112), (6744, 32473), (7868, 27834), (9278, 23604), (11802, 18556), (13917, 15736)]