678742071

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{1409}}^1$

素因数の和:1568

約数の個数: 48

約数和(自身を含む): 1099461600

約数和(自身を除く): 420719529

約数列:

[1, 3, 7, 21, 29, 49, 87, 113, 147, 203, 339, 609, 791, 1409, 1421, 2373, 3277, 4227, 4263, 5537, 9831, 9863, 16611, 22939, 29589, 40861, 68817, 69041, 122583, 159217, 160573, 207123, 286027, 477651, 481719, 858081, 1114519, 2002189, 3343557, 4617293, 6006567, 7801633, 13851879, 23404899, 32321051, 96963153, 226247357, 678742071]

約数ペア:

[(1, 678742071), (3, 226247357), (7, 96963153), (21, 32321051), (29, 23404899), (49, 13851879), (87, 7801633), (113, 6006567), (147, 4617293), (203, 3343557), (339, 2002189), (609, 1114519), (791, 858081), (1409, 481719), (1421, 477651), (2373, 286027), (3277, 207123), (4227, 160573), (4263, 159217), (5537, 122583), (9831, 69041), (9863, 68817), (16611, 40861), (22939, 29589)]