489281618

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{887}}^1$

素因数の和:999

約数の個数: 48

約数和(自身を含む): 888838272

約数和(自身を除く): 399556654

約数列:

[1, 2, 7, 14, 31, 41, 62, 82, 217, 287, 434, 574, 887, 961, 1271, 1774, 1922, 2542, 6209, 6727, 8897, 12418, 13454, 17794, 27497, 36367, 39401, 54994, 72734, 78802, 192479, 254569, 275807, 384958, 509138, 551614, 852407, 1127377, 1704814, 2254754, 5966849, 7891639, 11933698, 15783278, 34948687, 69897374, 244640809, 489281618]

約数ペア:

[(1, 489281618), (2, 244640809), (7, 69897374), (14, 34948687), (31, 15783278), (41, 11933698), (62, 7891639), (82, 5966849), (217, 2254754), (287, 1704814), (434, 1127377), (574, 852407), (887, 551614), (961, 509138), (1271, 384958), (1774, 275807), (1922, 254569), (2542, 192479), (6209, 78802), (6727, 72734), (8897, 54994), (12418, 39401), (13454, 36367), (17794, 27497)]