28656558

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1613}}^1$

素因数の和:1678

約数の個数: 64

約数和(自身を含む): 74373120

約数和(自身を除く): 45716562

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 94, 126, 141, 189, 282, 329, 378, 423, 658, 846, 987, 1269, 1613, 1974, 2538, 2961, 3226, 4839, 5922, 8883, 9678, 11291, 14517, 17766, 22582, 29034, 33873, 43551, 67746, 75811, 87102, 101619, 151622, 203238, 227433, 304857, 454866, 530677, 609714, 682299, 1061354, 1364598, 1592031, 2046897, 3184062, 4093794, 4776093, 9552186, 14328279, 28656558]

約数ペア:

[(1, 28656558), (2, 14328279), (3, 9552186), (6, 4776093), (7, 4093794), (9, 3184062), (14, 2046897), (18, 1592031), (21, 1364598), (27, 1061354), (42, 682299), (47, 609714), (54, 530677), (63, 454866), (94, 304857), (126, 227433), (141, 203238), (189, 151622), (282, 101619), (329, 87102), (378, 75811), (423, 67746), (658, 43551), (846, 33873), (987, 29034), (1269, 22582), (1613, 17766), (1974, 14517), (2538, 11291), (2961, 9678), (3226, 8883), (4839, 5922)]