16658649

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4639}}^1$

素因数の和:4674

約数の個数: 32

約数和(自身を含む): 29696000

約数和(自身を除く): 13037351

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 4639, 13917, 32473, 41751, 88141, 97419, 125253, 264423, 292257, 616987, 793269, 876771, 1850961, 2379807, 5552883, 16658649]

約数ペア:

[(1, 16658649), (3, 5552883), (7, 2379807), (9, 1850961), (19, 876771), (21, 793269), (27, 616987), (57, 292257), (63, 264423), (133, 125253), (171, 97419), (189, 88141), (399, 41751), (513, 32473), (1197, 13917), (3591, 4639)]