211622768

素因数分解:

$2^4\times 7^3\times {\mathrm{38561}}^1$

素因数の和:38590

約数の個数: 40

約数和(自身を含む): 478168800

約数和(自身を除く): 266546032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 38561, 77122, 154244, 269927, 308488, 539854, 616976, 1079708, 1889489, 2159416, 3778978, 4318832, 7557956, 13226423, 15115912, 26452846, 30231824, 52905692, 105811384, 211622768]

約数ペア:

[(1, 211622768), (2, 105811384), (4, 52905692), (7, 30231824), (8, 26452846), (14, 15115912), (16, 13226423), (28, 7557956), (49, 4318832), (56, 3778978), (98, 2159416), (112, 1889489), (196, 1079708), (343, 616976), (392, 539854), (686, 308488), (784, 269927), (1372, 154244), (2744, 77122), (5488, 38561)]