217419496

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1613}}^1$

素因数の和:1738

約数の個数: 64

約数和(自身を含む): 488073600

約数和(自身を除く): 270654104

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 83, 116, 166, 203, 232, 332, 406, 581, 664, 812, 1162, 1613, 1624, 2324, 2407, 3226, 4648, 4814, 6452, 9628, 11291, 12904, 16849, 19256, 22582, 33698, 45164, 46777, 67396, 90328, 93554, 133879, 134792, 187108, 267758, 327439, 374216, 535516, 654878, 937153, 1071032, 1309756, 1874306, 2619512, 3748612, 3882491, 7497224, 7764982, 15529964, 27177437, 31059928, 54354874, 108709748, 217419496]

約数ペア:

[(1, 217419496), (2, 108709748), (4, 54354874), (7, 31059928), (8, 27177437), (14, 15529964), (28, 7764982), (29, 7497224), (56, 3882491), (58, 3748612), (83, 2619512), (116, 1874306), (166, 1309756), (203, 1071032), (232, 937153), (332, 654878), (406, 535516), (581, 374216), (664, 327439), (812, 267758), (1162, 187108), (1613, 134792), (1624, 133879), (2324, 93554), (2407, 90328), (3226, 67396), (4648, 46777), (4814, 45164), (6452, 33698), (9628, 22582), (11291, 19256), (12904, 16849)]