16398275517

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{8191}}^1$

素因数の和:8522

約数の個数: 48

約数和(自身を含む): 25978208256

約数和(自身を除く): 9579932739

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 241, 639, 723, 923, 2169, 2769, 3133, 8191, 8307, 9399, 17111, 24573, 28197, 51333, 73719, 106483, 153999, 222443, 319449, 581561, 667329, 958347, 1744683, 1974031, 2001987, 5234049, 5922093, 7560293, 17766279, 22680879, 25662403, 68042637, 76987209, 140156201, 230961627, 420468603, 1261405809, 1822030613, 5466091839, 16398275517]

約数ペア:

[(1, 16398275517), (3, 5466091839), (9, 1822030613), (13, 1261405809), (39, 420468603), (71, 230961627), (117, 140156201), (213, 76987209), (241, 68042637), (639, 25662403), (723, 22680879), (923, 17766279), (2169, 7560293), (2769, 5922093), (3133, 5234049), (8191, 2001987), (8307, 1974031), (9399, 1744683), (17111, 958347), (24573, 667329), (28197, 581561), (51333, 319449), (73719, 222443), (106483, 153999)]