39887574

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 87859200

約数和(自身を除く): 47971626

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 79, 86, 103, 114, 129, 158, 206, 237, 258, 309, 474, 618, 817, 1501, 1634, 1957, 2451, 3002, 3397, 3914, 4429, 4503, 4902, 5871, 6794, 8137, 8858, 9006, 10191, 11742, 13287, 16274, 20382, 24411, 26574, 48822, 64543, 84151, 129086, 154603, 168302, 193629, 252453, 309206, 349891, 387258, 463809, 504906, 699782, 927618, 1049673, 2099346, 6647929, 13295858, 19943787, 39887574]

約数ペア:

[(1, 39887574), (2, 19943787), (3, 13295858), (6, 6647929), (19, 2099346), (38, 1049673), (43, 927618), (57, 699782), (79, 504906), (86, 463809), (103, 387258), (114, 349891), (129, 309206), (158, 252453), (206, 193629), (237, 168302), (258, 154603), (309, 129086), (474, 84151), (618, 64543), (817, 48822), (1501, 26574), (1634, 24411), (1957, 20382), (2451, 16274), (3002, 13287), (3397, 11742), (3914, 10191), (4429, 9006), (4503, 8858), (4902, 8137), (5871, 6794)]