80994837

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{547}}^1\times {\mathrm{641}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 135097344

約数和(自身を除く): 54102507

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 547, 641, 1641, 1923, 3829, 4487, 6017, 7051, 11487, 13461, 18051, 21153, 42119, 49357, 126357, 148071, 350627, 1051881, 2454389, 3856897, 7363167, 11570691, 26998279, 80994837]

約数ペア:

[(1, 80994837), (3, 26998279), (7, 11570691), (11, 7363167), (21, 3856897), (33, 2454389), (77, 1051881), (231, 350627), (547, 148071), (641, 126357), (1641, 49357), (1923, 42119), (3829, 21153), (4487, 18051), (6017, 13461), (7051, 11487)]