217810712

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3391}}^1$

素因数の和:3472

約数の個数: 64

約数和(自身を含む): 494960640

約数和(自身を除く): 277149928

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 37, 56, 62, 74, 124, 148, 217, 248, 259, 296, 434, 518, 868, 1036, 1147, 1736, 2072, 2294, 3391, 4588, 6782, 8029, 9176, 13564, 16058, 23737, 27128, 32116, 47474, 64232, 94948, 105121, 125467, 189896, 210242, 250934, 420484, 501868, 735847, 840968, 878269, 1003736, 1471694, 1756538, 2943388, 3513076, 3889477, 5886776, 7026152, 7778954, 15557908, 27226339, 31115816, 54452678, 108905356, 217810712]

約数ペア:

[(1, 217810712), (2, 108905356), (4, 54452678), (7, 31115816), (8, 27226339), (14, 15557908), (28, 7778954), (31, 7026152), (37, 5886776), (56, 3889477), (62, 3513076), (74, 2943388), (124, 1756538), (148, 1471694), (217, 1003736), (248, 878269), (259, 840968), (296, 735847), (434, 501868), (518, 420484), (868, 250934), (1036, 210242), (1147, 189896), (1736, 125467), (2072, 105121), (2294, 94948), (3391, 64232), (4588, 47474), (6782, 32116), (8029, 27128), (9176, 23737), (13564, 16058)]