28734636

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 81285120

約数和(自身を除く): 52550484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 107, 138, 139, 161, 214, 276, 278, 321, 322, 417, 428, 483, 556, 642, 644, 749, 834, 966, 973, 1284, 1498, 1668, 1932, 1946, 2247, 2461, 2919, 2996, 3197, 3892, 4494, 4922, 5838, 6394, 7383, 8988, 9591, 9844, 11676, 12788, 14766, 14873, 17227, 19182, 22379, 29532, 29746, 34454, 38364, 44619, 44758, 51681, 59492, 67137, 68908, 89238, 89516, 103362, 104111, 134274, 178476, 206724, 208222, 268548, 312333, 342079, 416444, 624666, 684158, 1026237, 1249332, 1368316, 2052474, 2394553, 4104948, 4789106, 7183659, 9578212, 14367318, 28734636]

約数ペア:

[(1, 28734636), (2, 14367318), (3, 9578212), (4, 7183659), (6, 4789106), (7, 4104948), (12, 2394553), (14, 2052474), (21, 1368316), (23, 1249332), (28, 1026237), (42, 684158), (46, 624666), (69, 416444), (84, 342079), (92, 312333), (107, 268548), (138, 208222), (139, 206724), (161, 178476), (214, 134274), (276, 104111), (278, 103362), (321, 89516), (322, 89238), (417, 68908), (428, 67137), (483, 59492), (556, 51681), (642, 44758), (644, 44619), (749, 38364), (834, 34454), (966, 29746), (973, 29532), (1284, 22379), (1498, 19182), (1668, 17227), (1932, 14873), (1946, 14766), (2247, 12788), (2461, 11676), (2919, 9844), (2996, 9591), (3197, 8988), (3892, 7383), (4494, 6394), (4922, 5838)]