427871108

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{21737}}^1$

素因数の和:21804

約数の個数: 48

約数和(自身を含む): 925169280

約数和(自身を除く): 497298172

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 1036, 1406, 2812, 4921, 9842, 19684, 21737, 43474, 86948, 152159, 304318, 413003, 608636, 804269, 826006, 1608538, 1652012, 2891021, 3217076, 5629883, 5782042, 11259766, 11564084, 15281111, 22519532, 30562222, 61124444, 106967777, 213935554, 427871108]

約数ペア:

[(1, 427871108), (2, 213935554), (4, 106967777), (7, 61124444), (14, 30562222), (19, 22519532), (28, 15281111), (37, 11564084), (38, 11259766), (74, 5782042), (76, 5629883), (133, 3217076), (148, 2891021), (259, 1652012), (266, 1608538), (518, 826006), (532, 804269), (703, 608636), (1036, 413003), (1406, 304318), (2812, 152159), (4921, 86948), (9842, 43474), (19684, 21737)]