1268781689

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{2269}}^1$

素因数の和:2457

約数の個数: 32

約数和(自身を含む): 1589944320

約数和(自身を除く): 321162631

約数列:

[1, 7, 17, 37, 119, 127, 259, 629, 889, 2159, 2269, 4403, 4699, 15113, 15883, 32893, 38573, 79883, 83953, 270011, 288163, 559181, 587671, 1427201, 2017141, 4898771, 9990407, 10662031, 34291397, 74634217, 181254527, 1268781689]

約数ペア:

[(1, 1268781689), (7, 181254527), (17, 74634217), (37, 34291397), (119, 10662031), (127, 9990407), (259, 4898771), (629, 2017141), (889, 1427201), (2159, 587671), (2269, 559181), (4403, 288163), (4699, 270011), (15113, 83953), (15883, 79883), (32893, 38573)]