28778835498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1\times {\mathrm{10979}}^1$

素因数の和:11579

約数の個数: 64

約数和(自身を含む): 66407040000

約数和(自身を除く): 37628204502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 278, 417, 449, 834, 898, 973, 1347, 1946, 2694, 2919, 3143, 5838, 6286, 9429, 10979, 18858, 21958, 32937, 62411, 65874, 76853, 124822, 153706, 187233, 230559, 374466, 436877, 461118, 873754, 1310631, 1526081, 2621262, 3052162, 4578243, 4929571, 9156486, 9859142, 10682567, 14788713, 21365134, 29577426, 32047701, 34506997, 64095402, 69013994, 103520991, 207041982, 685210369, 1370420738, 2055631107, 4111262214, 4796472583, 9592945166, 14389417749, 28778835498]

約数ペア:

[(1, 28778835498), (2, 14389417749), (3, 9592945166), (6, 4796472583), (7, 4111262214), (14, 2055631107), (21, 1370420738), (42, 685210369), (139, 207041982), (278, 103520991), (417, 69013994), (449, 64095402), (834, 34506997), (898, 32047701), (973, 29577426), (1347, 21365134), (1946, 14788713), (2694, 10682567), (2919, 9859142), (3143, 9156486), (5838, 4929571), (6286, 4578243), (9429, 3052162), (10979, 2621262), (18858, 1526081), (21958, 1310631), (32937, 873754), (62411, 461118), (65874, 436877), (76853, 374466), (124822, 230559), (153706, 187233)]