1279632938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{2027}}^1$

素因数の和:2534

約数の個数: 32

約数和(自身を含む): 2080728000

約数和(自身を除く): 801095062

約数列:

[1, 2, 19, 37, 38, 74, 449, 703, 898, 1406, 2027, 4054, 8531, 16613, 17062, 33226, 38513, 74999, 77026, 149998, 315647, 631294, 910123, 1424981, 1820246, 2849962, 17292337, 33674551, 34584674, 67349102, 639816469, 1279632938]

約数ペア:

[(1, 1279632938), (2, 639816469), (19, 67349102), (37, 34584674), (38, 33674551), (74, 17292337), (449, 2849962), (703, 1820246), (898, 1424981), (1406, 910123), (2027, 631294), (4054, 315647), (8531, 149998), (16613, 77026), (17062, 74999), (33226, 38513)]