28183986

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 62857080

約数和(自身を除く): 34673094

約数列:

[1, 2, 3, 6, 9, 18, 73, 89, 146, 178, 219, 241, 267, 438, 482, 534, 657, 723, 801, 1314, 1446, 1602, 2169, 4338, 6497, 12994, 17593, 19491, 21449, 35186, 38982, 42898, 52779, 58473, 64347, 105558, 116946, 128694, 158337, 193041, 316674, 386082, 1565777, 3131554, 4697331, 9394662, 14091993, 28183986]

約数ペア:

[(1, 28183986), (2, 14091993), (3, 9394662), (6, 4697331), (9, 3131554), (18, 1565777), (73, 386082), (89, 316674), (146, 193041), (178, 158337), (219, 128694), (241, 116946), (267, 105558), (438, 64347), (482, 58473), (534, 52779), (657, 42898), (723, 38982), (801, 35186), (1314, 21449), (1446, 19491), (1602, 17593), (2169, 12994), (4338, 6497)]