1277882384418

素因数分解:

$2^1\times 3^2\times {\mathrm{333323}}^1\times {\mathrm{212987}}^1$

素因数の和:546318

約数の個数: 24

約数和(自身を含む): 2768766472368

約数和(自身を除く): 1490884087950

約数列:

[1, 2, 3, 6, 9, 18, 212987, 333323, 425974, 638961, 666646, 999969, 1277922, 1916883, 1999938, 2999907, 3833766, 5999814, 70993465801, 141986931602, 212980397403, 425960794806, 638941192209, 1277882384418]

約数ペア:

[(1, 1277882384418), (2, 638941192209), (3, 425960794806), (6, 212980397403), (9, 141986931602), (18, 70993465801), (212987, 5999814), (333323, 3833766), (425974, 2999907), (638961, 1999938), (666646, 1916883), (999969, 1277922)]