209829928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{340633}}^1$

素因数の和:340657

約数の個数: 32

約数和(自身を含む): 490512960

約数和(自身を除く): 280683032

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 340633, 681266, 1362532, 2384431, 2725064, 3746963, 4768862, 7493926, 9537724, 14987852, 19075448, 26228741, 29975704, 52457482, 104914964, 209829928]

約数ペア:

[(1, 209829928), (2, 104914964), (4, 52457482), (7, 29975704), (8, 26228741), (11, 19075448), (14, 14987852), (22, 9537724), (28, 7493926), (44, 4768862), (56, 3746963), (77, 2725064), (88, 2384431), (154, 1362532), (308, 681266), (616, 340633)]