156957009

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2087}}^1$

素因数の和:2197

約数の個数: 32

約数和(自身を含む): 238132224

約数和(自身を除く): 81175215

約数列:

[1, 3, 11, 33, 43, 53, 129, 159, 473, 583, 1419, 1749, 2087, 2279, 6261, 6837, 22957, 25069, 68871, 75207, 89741, 110611, 269223, 331833, 987151, 1216721, 2961453, 3650163, 4756273, 14268819, 52319003, 156957009]

約数ペア:

[(1, 156957009), (3, 52319003), (11, 14268819), (33, 4756273), (43, 3650163), (53, 2961453), (129, 1216721), (159, 987151), (473, 331833), (583, 269223), (1419, 110611), (1749, 89741), (2087, 75207), (2279, 68871), (6261, 25069), (6837, 22957)]