28066878

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1811}}^1$

素因数の和:1870

約数の個数: 64

約数和(自身を含む): 73059840

約数和(自身を除く): 44992962

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, 1811, 2214, 2583, 3622, 5166, 5433, 7749, 10866, 12677, 15498, 16299, 25354, 32598, 38031, 48897, 74251, 76062, 97794, 114093, 148502, 222753, 228186, 342279, 445506, 519757, 668259, 684558, 1039514, 1336518, 1559271, 2004777, 3118542, 4009554, 4677813, 9355626, 14033439, 28066878]

約数ペア:

[(1, 28066878), (2, 14033439), (3, 9355626), (6, 4677813), (7, 4009554), (9, 3118542), (14, 2004777), (18, 1559271), (21, 1336518), (27, 1039514), (41, 684558), (42, 668259), (54, 519757), (63, 445506), (82, 342279), (123, 228186), (126, 222753), (189, 148502), (246, 114093), (287, 97794), (369, 76062), (378, 74251), (574, 48897), (738, 38031), (861, 32598), (1107, 25354), (1722, 16299), (1811, 15498), (2214, 12677), (2583, 10866), (3622, 7749), (5166, 5433)]