81989612

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{11587}}^1$

素因数の和:11681

約数の個数: 24

約数和(自身を含む): 150875760

約数和(自身を除く): 68886148

約数列:

[1, 2, 4, 29, 58, 61, 116, 122, 244, 1769, 3538, 7076, 11587, 23174, 46348, 336023, 672046, 706807, 1344092, 1413614, 2827228, 20497403, 40994806, 81989612]

約数ペア:

[(1, 81989612), (2, 40994806), (4, 20497403), (29, 2827228), (58, 1413614), (61, 1344092), (116, 706807), (122, 672046), (244, 336023), (1769, 46348), (3538, 23174), (7076, 11587)]