28841778

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1861}}^1$

素因数の和:1920

約数の個数: 64

約数和(自身を含む): 75075840

約数和(自身を除く): 46234062

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 82, 123, 126, 189, 246, 287, 369, 378, 574, 738, 861, 1107, 1722, 1861, 2214, 2583, 3722, 5166, 5583, 7749, 11166, 13027, 15498, 16749, 26054, 33498, 39081, 50247, 76301, 78162, 100494, 117243, 152602, 228903, 234486, 351729, 457806, 534107, 686709, 703458, 1068214, 1373418, 1602321, 2060127, 3204642, 4120254, 4806963, 9613926, 14420889, 28841778]

約数ペア:

[(1, 28841778), (2, 14420889), (3, 9613926), (6, 4806963), (7, 4120254), (9, 3204642), (14, 2060127), (18, 1602321), (21, 1373418), (27, 1068214), (41, 703458), (42, 686709), (54, 534107), (63, 457806), (82, 351729), (123, 234486), (126, 228903), (189, 152602), (246, 117243), (287, 100494), (369, 78162), (378, 76301), (574, 50247), (738, 39081), (861, 33498), (1107, 26054), (1722, 16749), (1861, 15498), (2214, 13027), (2583, 11166), (3722, 7749), (5166, 5583)]