213156801

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 398361600

約数和(自身を除く): 185204799

約数列:

[1, 3, 9, 11, 13, 19, 23, 33, 39, 57, 69, 99, 117, 143, 171, 207, 209, 247, 253, 299, 379, 429, 437, 627, 741, 759, 897, 1137, 1287, 1311, 1881, 2223, 2277, 2691, 2717, 3289, 3411, 3933, 4169, 4807, 4927, 5681, 7201, 8151, 8717, 9867, 12507, 14421, 14781, 17043, 21603, 24453, 26151, 29601, 37521, 43263, 44343, 51129, 54197, 62491, 64809, 78453, 79211, 93613, 95887, 113321, 162591, 165623, 187473, 237633, 280839, 287661, 339963, 487773, 496869, 562419, 712899, 842517, 862983, 1019889, 1029743, 1246531, 1490607, 1821853, 2153099, 3089229, 3739593, 5465559, 6459297, 9267687, 11218779, 16396677, 19377891, 23684089, 71052267, 213156801]

約数ペア:

[(1, 213156801), (3, 71052267), (9, 23684089), (11, 19377891), (13, 16396677), (19, 11218779), (23, 9267687), (33, 6459297), (39, 5465559), (57, 3739593), (69, 3089229), (99, 2153099), (117, 1821853), (143, 1490607), (171, 1246531), (207, 1029743), (209, 1019889), (247, 862983), (253, 842517), (299, 712899), (379, 562419), (429, 496869), (437, 487773), (627, 339963), (741, 287661), (759, 280839), (897, 237633), (1137, 187473), (1287, 165623), (1311, 162591), (1881, 113321), (2223, 95887), (2277, 93613), (2691, 79211), (2717, 78453), (3289, 64809), (3411, 62491), (3933, 54197), (4169, 51129), (4807, 44343), (4927, 43263), (5681, 37521), (7201, 29601), (8151, 26151), (8717, 24453), (9867, 21603), (12507, 17043), (14421, 14781)]