16781688

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1009}}^1$

素因数の和:1042

約数の個数: 128

約数和(自身を含む): 58176000

約数和(自身を除く): 41394312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 54, 56, 63, 66, 72, 77, 84, 88, 99, 108, 126, 132, 154, 168, 189, 198, 216, 231, 252, 264, 297, 308, 378, 396, 462, 504, 594, 616, 693, 756, 792, 924, 1009, 1188, 1386, 1512, 1848, 2018, 2079, 2376, 2772, 3027, 4036, 4158, 5544, 6054, 7063, 8072, 8316, 9081, 11099, 12108, 14126, 16632, 18162, 21189, 22198, 24216, 27243, 28252, 33297, 36324, 42378, 44396, 54486, 56504, 63567, 66594, 72648, 77693, 84756, 88792, 99891, 108972, 127134, 133188, 155386, 169512, 190701, 199782, 217944, 233079, 254268, 266376, 299673, 310772, 381402, 399564, 466158, 508536, 599346, 621544, 699237, 762804, 799128, 932316, 1198692, 1398474, 1525608, 1864632, 2097711, 2397384, 2796948, 4195422, 5593896, 8390844, 16781688]

約数ペア:

[(1, 16781688), (2, 8390844), (3, 5593896), (4, 4195422), (6, 2796948), (7, 2397384), (8, 2097711), (9, 1864632), (11, 1525608), (12, 1398474), (14, 1198692), (18, 932316), (21, 799128), (22, 762804), (24, 699237), (27, 621544), (28, 599346), (33, 508536), (36, 466158), (42, 399564), (44, 381402), (54, 310772), (56, 299673), (63, 266376), (66, 254268), (72, 233079), (77, 217944), (84, 199782), (88, 190701), (99, 169512), (108, 155386), (126, 133188), (132, 127134), (154, 108972), (168, 99891), (189, 88792), (198, 84756), (216, 77693), (231, 72648), (252, 66594), (264, 63567), (297, 56504), (308, 54486), (378, 44396), (396, 42378), (462, 36324), (504, 33297), (594, 28252), (616, 27243), (693, 24216), (756, 22198), (792, 21189), (924, 18162), (1009, 16632), (1188, 14126), (1386, 12108), (1512, 11099), (1848, 9081), (2018, 8316), (2079, 8072), (2376, 7063), (2772, 6054), (3027, 5544), (4036, 4158)]