127921404813

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{1780321}}^1$

素因数の和:1780924

約数の個数: 16

約数和(自身を含む): 174841862976

約数和(自身を除く): 46920458163

約数列:

[1, 3, 43, 129, 557, 1671, 23951, 71853, 1780321, 5340963, 76553803, 229661409, 991638797, 2974916391, 42640468271, 127921404813]

約数ペア:

[(1, 127921404813), (3, 42640468271), (43, 2974916391), (129, 991638797), (557, 229661409), (1671, 76553803), (23951, 5340963), (71853, 1780321)]