16867683

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:509

約数の個数: 40

約数和(自身を含む): 29272320

約数和(自身を除く): 12404637

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 419, 497, 567, 639, 1257, 1491, 1917, 2933, 3771, 4473, 5751, 8799, 11313, 13419, 26397, 29749, 33939, 40257, 79191, 89247, 208243, 237573, 267741, 624729, 803223, 1874187, 2409669, 5622561, 16867683]

約数ペア:

[(1, 16867683), (3, 5622561), (7, 2409669), (9, 1874187), (21, 803223), (27, 624729), (63, 267741), (71, 237573), (81, 208243), (189, 89247), (213, 79191), (419, 40257), (497, 33939), (567, 29749), (639, 26397), (1257, 13419), (1491, 11313), (1917, 8799), (2933, 5751), (3771, 4473)]