1278642722

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1100381}}^1$

素因数の和:1100473

約数の個数: 16

約数和(自身を含む): 2218370112

約数和(自身を除く): 939727390

約数列:

[1, 2, 7, 14, 83, 166, 581, 1162, 1100381, 2200762, 7702667, 15405334, 91331623, 182663246, 639321361, 1278642722]

約数ペア:

[(1, 1278642722), (2, 639321361), (7, 182663246), (14, 91331623), (83, 15405334), (166, 7702667), (581, 2200762), (1162, 1100381)]