79890454

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1811}}^1$

素因数の和:1980

約数の個数: 32

約数和(自身を含む): 144032256

約数和(自身を除く): 64141802

約数列:

[1, 2, 7, 14, 23, 46, 137, 161, 274, 322, 959, 1811, 1918, 3151, 3622, 6302, 12677, 22057, 25354, 41653, 44114, 83306, 248107, 291571, 496214, 583142, 1736749, 3473498, 5706461, 11412922, 39945227, 79890454]

約数ペア:

[(1, 79890454), (2, 39945227), (7, 11412922), (14, 5706461), (23, 3473498), (46, 1736749), (137, 583142), (161, 496214), (274, 291571), (322, 248107), (959, 83306), (1811, 44114), (1918, 41653), (3151, 25354), (3622, 22057), (6302, 12677)]