99971091

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 80

約数和(自身を含む): 174065760

約数和(自身を除く): 74094669

約数列:

[1, 3, 9, 11, 27, 29, 33, 53, 73, 81, 87, 99, 159, 219, 261, 297, 319, 477, 583, 657, 783, 803, 891, 957, 1431, 1537, 1749, 1971, 2117, 2349, 2409, 2871, 3869, 4293, 4611, 5247, 5913, 6351, 7227, 8613, 11607, 13833, 15741, 16907, 19053, 21681, 23287, 25839, 34821, 41499, 42559, 47223, 50721, 57159, 65043, 69861, 104463, 112201, 124497, 127677, 152163, 171477, 209583, 313389, 336603, 383031, 456489, 628749, 1009809, 1149093, 1234211, 1369467, 1886247, 3029427, 3447279, 3702633, 9088281, 11107899, 33323697, 99971091]

約数ペア:

[(1, 99971091), (3, 33323697), (9, 11107899), (11, 9088281), (27, 3702633), (29, 3447279), (33, 3029427), (53, 1886247), (73, 1369467), (81, 1234211), (87, 1149093), (99, 1009809), (159, 628749), (219, 456489), (261, 383031), (297, 336603), (319, 313389), (477, 209583), (583, 171477), (657, 152163), (783, 127677), (803, 124497), (891, 112201), (957, 104463), (1431, 69861), (1537, 65043), (1749, 57159), (1971, 50721), (2117, 47223), (2349, 42559), (2409, 41499), (2871, 34821), (3869, 25839), (4293, 23287), (4611, 21681), (5247, 19053), (5913, 16907), (6351, 15741), (7227, 13833), (8613, 11607)]