15947745359

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 21621841920

約数和(自身を除く): 5674096561

約数列:

[1, 7, 13, 23, 41, 49, 91, 139, 161, 191, 287, 299, 533, 637, 943, 973, 1127, 1337, 1807, 2009, 2093, 2483, 3197, 3731, 4393, 5699, 6601, 6811, 7831, 9359, 12259, 12649, 14651, 17381, 22379, 26117, 26549, 30751, 39893, 41561, 46207, 54817, 57109, 74087, 85813, 88543, 101803, 121667, 131077, 156653, 180113, 185843, 215257, 279251, 290927, 345137, 383719, 399763, 518609, 600691, 610627, 712621, 917539, 1088509, 1260791, 1300901, 1704001, 2036489, 2341469, 2415959, 2798341, 3630263, 4274389, 4988347, 6422773, 7619563, 7938151, 8825537, 11928007, 14150617, 16390283, 16911713, 25035707, 29920723, 53336941, 55567057, 83496049, 99054319, 114731981, 175249949, 325464191, 388969399, 693380233, 1226749643, 2278249337, 15947745359]

約数ペア:

[(1, 15947745359), (7, 2278249337), (13, 1226749643), (23, 693380233), (41, 388969399), (49, 325464191), (91, 175249949), (139, 114731981), (161, 99054319), (191, 83496049), (287, 55567057), (299, 53336941), (533, 29920723), (637, 25035707), (943, 16911713), (973, 16390283), (1127, 14150617), (1337, 11928007), (1807, 8825537), (2009, 7938151), (2093, 7619563), (2483, 6422773), (3197, 4988347), (3731, 4274389), (4393, 3630263), (5699, 2798341), (6601, 2415959), (6811, 2341469), (7831, 2036489), (9359, 1704001), (12259, 1300901), (12649, 1260791), (14651, 1088509), (17381, 917539), (22379, 712621), (26117, 610627), (26549, 600691), (30751, 518609), (39893, 399763), (41561, 383719), (46207, 345137), (54817, 290927), (57109, 279251), (74087, 215257), (85813, 185843), (88543, 180113), (101803, 156653), (121667, 131077)]