72581751

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^2$

素因数の和:158

約数の個数: 60

約数和(自身を含む): 124712280

約数和(自身を除く): 52130529

約数列:

[1, 3, 9, 11, 27, 29, 33, 53, 81, 87, 99, 159, 261, 297, 319, 477, 583, 783, 891, 957, 1431, 1537, 1749, 2349, 2809, 2871, 4293, 4611, 5247, 8427, 8613, 13833, 15741, 16907, 25281, 25839, 30899, 41499, 47223, 50721, 75843, 81461, 92697, 124497, 152163, 227529, 244383, 278091, 456489, 733149, 834273, 896071, 1369467, 2199447, 2502819, 2688213, 6598341, 8064639, 24193917, 72581751]

約数ペア:

[(1, 72581751), (3, 24193917), (9, 8064639), (11, 6598341), (27, 2688213), (29, 2502819), (33, 2199447), (53, 1369467), (81, 896071), (87, 834273), (99, 733149), (159, 456489), (261, 278091), (297, 244383), (319, 227529), (477, 152163), (583, 124497), (783, 92697), (891, 81461), (957, 75843), (1431, 50721), (1537, 47223), (1749, 41499), (2349, 30899), (2809, 25839), (2871, 25281), (4293, 16907), (4611, 15741), (5247, 13833), (8427, 8613)]