157973776

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{77743}}^1$

素因数の和:77878

約数の個数: 20

約数和(自身を含む): 308488192

約数和(自身を除く): 150514416

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 77743, 155486, 310972, 621944, 1243888, 9873361, 19746722, 39493444, 78986888, 157973776]

約数ペア:

[(1, 157973776), (2, 78986888), (4, 39493444), (8, 19746722), (16, 9873361), (127, 1243888), (254, 621944), (508, 310972), (1016, 155486), (2032, 77743)]