211330791

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{5333}}^1$

素因数の和:5400

約数の個数: 48

約数和(自身を含む): 379439424

約数和(自身を除く): 168108633

約数列:

[1, 3, 7, 9, 17, 21, 37, 51, 63, 111, 119, 153, 259, 333, 357, 629, 777, 1071, 1887, 2331, 4403, 5333, 5661, 13209, 15999, 37331, 39627, 47997, 90661, 111993, 197321, 271983, 335979, 591963, 634627, 815949, 1381247, 1775889, 1903881, 3354457, 4143741, 5711643, 10063371, 12431223, 23481199, 30190113, 70443597, 211330791]

約数ペア:

[(1, 211330791), (3, 70443597), (7, 30190113), (9, 23481199), (17, 12431223), (21, 10063371), (37, 5711643), (51, 4143741), (63, 3354457), (111, 1903881), (119, 1775889), (153, 1381247), (259, 815949), (333, 634627), (357, 591963), (629, 335979), (777, 271983), (1071, 197321), (1887, 111993), (2331, 90661), (4403, 47997), (5333, 39627), (5661, 37331), (13209, 15999)]