128279037

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 182939904

約数和(自身を除く): 54660867

約数列:

[1, 3, 37, 41, 71, 111, 123, 213, 397, 1191, 1517, 2627, 2911, 4551, 7881, 8733, 14689, 16277, 28187, 44067, 48831, 84561, 107707, 323121, 602249, 1042919, 1155667, 1806747, 3128757, 3467001, 42759679, 128279037]

約数ペア:

[(1, 128279037), (3, 42759679), (37, 3467001), (41, 3128757), (71, 1806747), (111, 1155667), (123, 1042919), (213, 602249), (397, 323121), (1191, 107707), (1517, 84561), (2627, 48831), (2911, 44067), (4551, 28187), (7881, 16277), (8733, 14689)]