121665964

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71233}}^1$

素因数の和:71305

約数の個数: 24

約数和(自身を含む): 247324448

約数和(自身を除く): 125658484

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 71233, 142466, 284932, 498631, 997262, 1994524, 4345213, 8690426, 17380852, 30416491, 60832982, 121665964]

約数ペア:

[(1, 121665964), (2, 60832982), (4, 30416491), (7, 17380852), (14, 8690426), (28, 4345213), (61, 1994524), (122, 997262), (244, 498631), (427, 284932), (854, 142466), (1708, 71233)]