201970998

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{547}}^1$

素因数の和:909

約数の個数: 48

約数和(自身を含む): 445990896

約数和(自身を除く): 244019898

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 281, 438, 547, 562, 657, 843, 1094, 1314, 1641, 1686, 2529, 3282, 4923, 5058, 9846, 20513, 39931, 41026, 61539, 79862, 119793, 123078, 153707, 184617, 239586, 307414, 359379, 369234, 461121, 718758, 922242, 1383363, 2766726, 11220611, 22441222, 33661833, 67323666, 100985499, 201970998]

約数ペア:

[(1, 201970998), (2, 100985499), (3, 67323666), (6, 33661833), (9, 22441222), (18, 11220611), (73, 2766726), (146, 1383363), (219, 922242), (281, 718758), (438, 461121), (547, 369234), (562, 359379), (657, 307414), (843, 239586), (1094, 184617), (1314, 153707), (1641, 123078), (1686, 119793), (2529, 79862), (3282, 61539), (4923, 41026), (5058, 39931), (9846, 20513)]