210326907

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{15923}}^1$

素因数の和:15987

約数の個数: 32

約数和(自身を含む): 348544512

約数和(自身を除く): 138217605

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 629, 777, 1887, 4403, 13209, 15923, 47769, 111461, 270691, 334383, 589151, 812073, 1767453, 1894837, 4124057, 5684511, 10015567, 12372171, 30046701, 70108969, 210326907]

約数ペア:

[(1, 210326907), (3, 70108969), (7, 30046701), (17, 12372171), (21, 10015567), (37, 5684511), (51, 4124057), (111, 1894837), (119, 1767453), (259, 812073), (357, 589151), (629, 334383), (777, 270691), (1887, 111461), (4403, 47769), (13209, 15923)]