81443943

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{56207}}^1$

素因数の和:56243

約数の個数: 24

約数和(自身を含む): 140295168

約数和(自身を除く): 58851225

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 56207, 168621, 393449, 505863, 1180347, 1292761, 3541041, 3878283, 9049327, 11634849, 27147981, 81443943]

約数ペア:

[(1, 81443943), (3, 27147981), (7, 11634849), (9, 9049327), (21, 3878283), (23, 3541041), (63, 1292761), (69, 1180347), (161, 505863), (207, 393449), (483, 168621), (1449, 56207)]