211671964

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{63527}}^1$

素因数の和:63562

約数の個数: 36

約数和(自身を含む): 456258096

約数和(自身を除く): 244586132

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 63527, 127054, 254108, 444689, 889378, 1079959, 1778756, 2159918, 3112823, 4319836, 6225646, 7559713, 12451292, 15119426, 30238852, 52917991, 105835982, 211671964]

約数ペア:

[(1, 211671964), (2, 105835982), (4, 52917991), (7, 30238852), (14, 15119426), (17, 12451292), (28, 7559713), (34, 6225646), (49, 4319836), (68, 3112823), (98, 2159918), (119, 1778756), (196, 1079959), (238, 889378), (476, 444689), (833, 254108), (1666, 127054), (3332, 63527)]